Symptoms. Signs and symptoms of E. coli O157:H7 infection usually begin three or four days after exposure to the bacteria. But you may become ill as soon as one day after exposure to more than a week later. Signs and symptoms include: Diarrhea, which may range from mild and watery to severe and bloody. Stomach cramping, pain or tenderness.Apr 6, 2023 · Overview. Heat exhaustion is a condition that happens when your body overheats. Symptoms may include heavy sweating and a rapid pulse. Heat exhaustion is one of three heat-related illnesses, with heat cramps being the mildest and heatstroke being the most serious. Causes of heat illness include exposure to high temperatures, particularly when ... Tinnitus is when you experience ringing or other noises in one or both of your ears. The noise you hear when you have tinnitus isn't caused by an external sound, and other people usually can't hear it. Tinnitus is a common problem. It affects about 15% to 20% of people, and is especially common in older adults.Jan 6, 2022 · If you have asthma or cystic fibrosis, see your doctor whenever you notice a change in your breathing. Although aspergillosis may not be the cause, it's important to have breathing problems evaluated. If you have a weakened immune system and develop an unexplained fever, shortness of breath or a cough that brings up blood, get immediate medical ... Causes of atrial fibrillation. Problems with the heart's structure are the most common cause of atrial fibrillation (AFib). Heart diseases and health problems that can cause AFib include: A heart problem you're born with, called a congenital heart defect. A problem with the heart's natural pacemaker, called sick sinus syndrome.Causes. A number of diseases and conditions can cause diarrhea, including: Viruses. Viruses that can cause diarrhea include Norwalk virus (also known as norovirus), enteric adenoviruses, astrovirus, cytomegalovirus and viral hepatitis. Rotavirus is a common cause of acute childhood diarrhea.Make sure that no one smokes in your home. Away from home, stay in smoke-free environments. Breast-feed your baby. If possible, breast-feed your baby for at least six months. Breast milk contains antibodies that may offer protection from ear infections. If you bottle-feed, hold your baby in an upright position.Try to make meals relaxed occasions; eating when you're stressed or on the run increases the air you swallow. Avoid carbonated drinks and beer. They release carbon dioxide gas. Skip the gum and hard candy. When you chew gum or suck on hard candy, you swallow more often than normal. Part of what you're swallowing is air. Don't smoke.Aching pain in and around your ear. Difficulty chewing or pain while chewing. Aching facial pain. Locking of the joint, making it difficult to open or close your mouth. TMJ disorders can also cause a clicking sound or grating sensation when you open your mouth or chew. But if there's no pain or limitation of movement associated with your jaw ...Causes. When you have a food allergy, your immune system mistakenly identifies a specific food or a substance in food as something harmful. In response, your immune system triggers cells to release an antibody known as immunoglobulin E (IgE) to neutralize the allergy-causing food or food substance (the allergen).Apr 6, 2023 · Overview. Heat exhaustion is a condition that happens when your body overheats. Symptoms may include heavy sweating and a rapid pulse. Heat exhaustion is one of three heat-related illnesses, with heat cramps being the mildest and heatstroke being the most serious. Causes of heat illness include exposure to high temperatures, particularly when ... Symptoms of depersonalization include: Feelings that you're seeing your thoughts, feelings, or body or parts of your body from the outside. For example, you may feel like you're floating in the air above yourself. Feeling like a robot or that you're not in control of what you say or how you move. The sense that your body, legs or arms appear ...Mar 19, 2022 · When a cavity is just beginning, you may not have any symptoms at all. As the decay gets larger, it may cause signs and symptoms such as: Toothache, spontaneous pain or pain that occurs without any apparent cause. Tooth sensitivity. Mild to sharp pain when eating or drinking something sweet, hot or cold. Oct 15, 2016 · You're over age 60. Because of changes in sleep patterns and health, insomnia increases with age. You have a mental health disorder or physical health condition. Many issues that impact your mental or physical health can disrupt sleep. You're under a lot of stress. Stressful times and events can cause temporary insomnia. Symptoms. At first, the cloudiness in your vision caused by a cataract may affect only a small part of the eye's lens and you may be unaware of any vision loss. As the cataract grows larger, it clouds more of your lens and distorts the light passing through the lens. This may lead to more-noticeable symptoms. If you aren't consuming enough iron, or if you're losing too much iron, your body can't produce enough hemoglobin, and iron deficiency anemia will eventually develop. Causes of iron deficiency anemia include: Blood loss. Blood contains iron within red blood cells. So if you lose blood, you lose some iron.Hyperthyroidism sometimes looks like other health problems. That can make it hard to diagnose. It can cause many symptoms, including: Losing weight without trying. Fast heartbeat, a condition called tachycardia. Irregular heartbeat, also called arrhythmia. Pounding of the heart, sometimes called heart palpitations. Increased hunger.Common signs and symptoms of GERD include: A burning sensation in your chest (heartburn), usually after eating, which might be worse at night or while lying down. Backwash (regurgitation) of food or sour liquid. Upper abdominal or chest pain. Trouble swallowing (dysphagia) Sensation of a lump in your throat. If you have nighttime acid reflux ...Jul 8, 2023 · Signs and symptoms of stroke include: Trouble speaking and understanding what others are saying. You may experience confusion, slur words or have difficulty understanding speech. Paralysis or numbness of the face, arm or leg. You may develop sudden numbness, weakness or paralysis in the face, arm or leg. Ongoing gum irritation and swelling, called inflammation, can cause periodontitis. Eventually this causes deep pockets to form between your gums and teeth. These pockets fill with plaque, tartar and bacteria and become deeper over time. If not treated, these deep infections cause a loss of tissue and bone. Eventually you may lose one or more teeth.Causes. Hypothermia occurs when your body loses heat faster than it produces it. The most common causes of hypothermia are exposure to cold-weather conditions or cold water. But prolonged exposure to any environment colder than your body can lead to hypothermia if you aren't dressed appropriately or can't control the conditions.C. difficile can cause the colon to become inflamed and sometimes form patches of raw tissue that can bleed or produce pus. Signs and symptoms of severe infection include: Watery diarrhea as often as 10 to 15 times a day. Abdominal cramping and pain, which may be severe. Rapid heart rate.Mar 5, 2022 · Causes. Hypothermia occurs when your body loses heat faster than it produces it. The most common causes of hypothermia are exposure to cold-weather conditions or cold water. But prolonged exposure to any environment colder than your body can lead to hypothermia if you aren't dressed appropriately or can't control the conditions. Ongoing gum irritation and swelling, called inflammation, can cause periodontitis. Eventually this causes deep pockets to form between your gums and teeth. These pockets fill with plaque, tartar and bacteria and become deeper over time. If not treated, these deep infections cause a loss of tissue and bone. Eventually you may lose one or more teeth.Symptoms. Essential tremor symptoms: Begin gradually, and usually are more noticeable on one side of the body. Worsen with movement. Usually occur in the hands first, affecting one hand or both hands. Can include a "yes-yes" or "no-no" motion of the head. May be aggravated by emotional stress, fatigue, caffeine or temperature extremes.T he Lovers puts a big question to its audience, and how you respond is likely to determine whether you find this spiky romcom wonkily charming or amoral and grating. A mildly famous man meets a ...Urinary incontinence may also be caused by an easily treatable medical condition, such as: Urinary tract infection. Infections can irritate your bladder, causing you to have strong urges to urinate and, sometimes, incontinence. Constipation. The rectum is located near the bladder and shares many of the same nerves.Symptoms. High cholesterol has no symptoms. A blood test is the only way to detect if you have it. When to see a doctor. According to the National Heart, Lung, and Blood Institute (NHLBI), a person's first cholesterol screening should occur between the ages of 9 and 11, and then be repeated every five years after that.Hemochromatosis (he-moe-kroe-muh-TOE-sis) causes your body to absorb too much iron from the food you eat. Excess iron is stored in your organs, especially your liver, heart and pancreas. Too much iron can lead to life-threatening conditions, such as liver disease, heart problems and diabetes. There are a few types of hemochromatosis, but the ...Jul 8, 2023 · Signs and symptoms of stroke include: Trouble speaking and understanding what others are saying. You may experience confusion, slur words or have difficulty understanding speech. Paralysis or numbness of the face, arm or leg. You may develop sudden numbness, weakness or paralysis in the face, arm or leg. Shortness of breath that comes on suddenly (called acute) has a limited number of causes, including: Anaphylaxis. Asthma. Carbon monoxide poisoning. Cardiac tamponade (excess fluid around the heart) COPD (chronic obstructive pulmonary disease) — the blanket term for a group of diseases that block airflow from the lungs — including emphysema.Jan 6, 2022 · Try to make meals relaxed occasions; eating when you're stressed or on the run increases the air you swallow. Avoid carbonated drinks and beer. They release carbon dioxide gas. Skip the gum and hard candy. When you chew gum or suck on hard candy, you swallow more often than normal. Part of what you're swallowing is air. Don't smoke. Bacterial or viral infection. You have a cold or the flu. You’re feeling worn down and tired. That’s because your body is fighting the infection and it’s putting a strain on your immune ...Don't rule out red meat as a possible cause of your reaction. That's even more important if you live or spend time in parts of the world where alpha-gal syndrome has been reported. Get emergency medical treatment if you have symptoms of a serious allergic reaction that causes trouble breathing, called anaphylaxis, such as: Trouble breathing.Nov 17, 2017 · [Verse 1] There goes my heart beating 'Cause you are the reason I'm losing my sleep Please come back now And there goes my mind racing And you are the reason That I'm still breathing I'm... At first, you may barely notice the symptoms of hypothyroidism, such as fatigue and weight gain. Or you may think they are just part of getting older. But as your metabolism continues to slow, you may develop more-obvious problems. Hypothyroidism symptoms may include: Tiredness. More sensitivity to cold. Constipation. Dry skin. Weight gain ...Chronic, severe vomiting or diarrhea and other causes of dehydration. This causes your body to lose electrolytes, such as sodium, and also increases ADH levels. Drinking too much water. Drinking excessive amounts of water can cause low sodium by overwhelming the kidneys' ability to excrete water.Symptoms. Signs and symptoms of bruxism may include: Teeth grinding or clenching, which may be loud enough to wake up your sleep partner. Teeth that are flattened, fractured, chipped or loose. Worn tooth enamel, exposing deeper layers of your tooth. Increased tooth pain or sensitivity.Nausea and vomiting may occur separately or together. Common causes include: Chemotherapy. Gastroparesis (a condition in which the muscles of the stomach wall don't function properly, interfering with digestion) General anesthesia. Intestinal obstruction. Migraine. Morning sickness. Motion sickness: First aid.Heartburn occurs more than twice a week. Symptoms persist despite use of nonprescription medications. You have difficulty swallowing. You have persistent nausea or vomiting. You have weight loss because of poor appetite or difficulty eating. Request an appointment.A variety of conditions can cause permanent or temporary hair loss, including hormonal changes due to pregnancy, childbirth, menopause and thyroid problems. Medical conditions include alopecia areata (al-o-PEE-she-uh ar-e-A-tuh), which is immune system related and causes patchy hair loss, scalp infections such as ringworm, and a hair-pulling ...Depression is a mood disorder that causes a persistent feeling of sadness and loss of interest. Also called major depressive disorder or clinical depression, it affects how you feel, think and behave and can lead to a variety of emotional and physical problems.Gastritis doesn't always cause signs and symptoms. When to see a doctor. Nearly everyone has had a bout of indigestion and stomach irritation. Most cases of indigestion are short-lived and don't require medical care. See your health care provider if you have signs and symptoms of gastritis for a week or longer.Symptoms. Signs and symptoms of bruxism may include: Teeth grinding or clenching, which may be loud enough to wake up your sleep partner. Teeth that are flattened, fractured, chipped or loose. Worn tooth enamel, exposing deeper layers of your tooth. Increased tooth pain or sensitivity.See a health care provider if you have common symptoms of Addison's disease, such as: Darkened areas of skin. Extreme loss of body water, also known as dehydration. Severe fatigue. Weight loss that doesn't happen on purpose. Nausea, vomiting or belly pain. Lightheadedness or fainting. Salt cravings.An eating disorder called anorexia nervosa is one example of a condition that can cause hypoglycemia and result in long-term starvation. Insulin overproduction. A rare tumor of the pancreas (insulinoma) can cause you to produce too much insulin, resulting in hypoglycemia. Other tumors also can result in too much production of insulin-like ...Jan 6, 2022 · If you have asthma or cystic fibrosis, see your doctor whenever you notice a change in your breathing. Although aspergillosis may not be the cause, it's important to have breathing problems evaluated. If you have a weakened immune system and develop an unexplained fever, shortness of breath or a cough that brings up blood, get immediate medical ... Causes. When you have a food allergy, your immune system mistakenly identifies a specific food or a substance in food as something harmful. In response, your immune system triggers cells to release an antibody known as immunoglobulin E (IgE) to neutralize the allergy-causing food or food substance (the allergen).Common signs and symptoms of GERD include: A burning sensation in your chest (heartburn), usually after eating, which might be worse at night or while lying down. Backwash (regurgitation) of food or sour liquid. Upper abdominal or chest pain. Trouble swallowing (dysphagia) Sensation of a lump in your throat. If you have nighttime acid reflux ...If you have asthma or cystic fibrosis, see your doctor whenever you notice a change in your breathing. Although aspergillosis may not be the cause, it's important to have breathing problems evaluated. If you have a weakened immune system and develop an unexplained fever, shortness of breath or a cough that brings up blood, get immediate medical ...1 a : a reason for an action or condition : motive b : something that brings about an effect or a result trying to find the cause of the accident c : a person or thing that is the occasion of an action or state a cause for celebration especially : an agent that brings something about She is the cause of your troubles. d : sufficient reasonJul 8, 2023 · Signs and symptoms of stroke include: Trouble speaking and understanding what others are saying. You may experience confusion, slur words or have difficulty understanding speech. Paralysis or numbness of the face, arm or leg. You may develop sudden numbness, weakness or paralysis in the face, arm or leg. Mar 15, 2022 · Gastritis doesn't always cause signs and symptoms. When to see a doctor. Nearly everyone has had a bout of indigestion and stomach irritation. Most cases of indigestion are short-lived and don't require medical care. See your health care provider if you have signs and symptoms of gastritis for a week or longer. Symptoms of depersonalization include: Feelings that you're seeing your thoughts, feelings, or body or parts of your body from the outside. For example, you may feel like you're floating in the air above yourself. Feeling like a robot or that you're not in control of what you say or how you move. The sense that your body, legs or arms appear ...Jan 11, 2023 · A vaginal yeast infection is a fungal infection that causes irritation, discharge and intense itchiness of the vagina and the vulva — the tissues at the vaginal opening. Also called vaginal candidiasis, vaginal yeast infection affects up to 3 out of 4 women at some point in their lifetimes. Many women experience at least two episodes. T he Lovers puts a big question to its audience, and how you respond is likely to determine whether you find this spiky romcom wonkily charming or amoral and grating. A mildly famous man meets a ...Gastroparesis can cause several complications, such as: Severe dehydration. Ongoing vomiting can cause dehydration. Malnutrition. Poor appetite can mean you don't take in enough calories, or you may be unable to absorb enough nutrients due to vomiting. Undigested food that hardens and remains in your stomach.Symptoms. High cholesterol has no symptoms. A blood test is the only way to detect if you have it. When to see a doctor. According to the National Heart, Lung, and Blood Institute (NHLBI), a person's first cholesterol screening should occur between the ages of 9 and 11, and then be repeated every five years after that.noun uk / kɔːz / us / kɑːz / cause noun (REASON) Add to word list B2 [ C or U ] the reason why something, especially something bad, happens: The police are still trying to establish the cause of the fire. She had died of natural causes. I wouldn't tell you without ( good) cause (= if there was not a (good) reason). Symptoms of depersonalization include: Feelings that you're seeing your thoughts, feelings, or body or parts of your body from the outside. For example, you may feel like you're floating in the air above yourself. Feeling like a robot or that you're not in control of what you say or how you move. The sense that your body, legs or arms appear ...Peripheral neuropathy happens when the nerves that are located outside of the brain and spinal cord (peripheral nerves) are damaged. This condition often causes weakness, numbness and pain, usually in the hands and feet. It also can affect other areas and body functions including digestion and urination. The peripheral nervous system sends ... Gout is a common and complex form of arthritis that can affect anyone. It's characterized by sudden, severe attacks of pain, swelling, redness and tenderness in one or more joints, most often in the big toe. An attack of gout can occur suddenly, often waking you up in the middle of the night with the sensation that your big toe is on fire.If excessive sweating has no underlying medical cause, it's called primary hyperhidrosis. It happens when excess sweating is not triggered by a rise in temperature or physical activity. Primary hyperhidrosis may be at least partly hereditary. If the excess sweating is due to an underlying medical condition, it's called secondary hyperhidrosis.Causes. Scabies is caused by a tiny, eight-legged mite. The female mite burrows just under the skin and makes a tunnel where it lays eggs. The eggs hatch, and the mite larvae travel to the surface of the skin, where they mature. These mites can then spread to other areas of the skin or to the skin of other people.A vaginal yeast infection is a fungal infection that causes irritation, discharge and intense itchiness of the vagina and the vulva — the tissues at the vaginal opening. Also called vaginal candidiasis, vaginal yeast infection affects up to 3 out of 4 women at some point in their lifetimes. Many women experience at least two episodes.Dec 15, 2022 · Causes include age, medications, and vasculitis. A fall, blow, or anything else that exerts sudden high pressure on the skin can cause a bruise. Very forceful blows can damage bones, causing deep ... Peripheral neuropathy happens when the nerves that are located outside of the brain and spinal cord (peripheral nerves) are damaged. This condition often causes weakness, numbness and pain, usually in the hands and feet. It also can affect other areas and body functions including digestion and urination. The peripheral nervous system sends ...Show transcript. A migraine is a headache that can cause severe throbbing pain or a pulsing sensation, usually on one side of the head. It's often accompanied by nausea, vomiting, and extreme sensitivity to light and sound. Migraine attacks can last for hours to days, and the pain can be so bad that it interferes with your daily activities.Nov 30, 2022 · An accident or attack that causes radiation sickness would no doubt cause a lot of attention and public concern. If such an event occurs, monitor radio, television or online reports to learn about emergency instructions for your area. If you know you've been overexposed to radiation, seek emergency medical care. Ongoing gum irritation and swelling, called inflammation, can cause periodontitis. Eventually this causes deep pockets to form between your gums and teeth. These pockets fill with plaque, tartar and bacteria and become deeper over time. If not treated, these deep infections cause a loss of tissue and bone. Eventually you may lose one or more teeth.Causes. A number of diseases and conditions can cause diarrhea, including: Viruses. Viruses that can cause diarrhea include Norwalk virus (also known as norovirus), enteric adenoviruses, astrovirus, cytomegalovirus and viral hepatitis. Rotavirus is a common cause of acute childhood diarrhea.Itchy skin is an irritating sensation that makes you want to scratch. It's also called pruritus (proo-RIE-tus). Itchy skin is often caused by dry skin and is common in older adults, as skin tends to become drier with age. Depending on the cause of your itchiness, your skin may look no different than usual or it may be inflamed, rough or have bumps.May 26, 2023 · Parkinson's symptoms may include: Tremor. Rhythmic shaking, called tremor, usually begins in a limb, often your hand or fingers. You may rub your thumb and forefinger back and forth. This is known as a pill-rolling tremor. Your hand may tremble when it's at rest. The shaking may decrease when you are performing tasks. Causes. When you have a food allergy, your immune system mistakenly identifies a specific food or a substance in food as something harmful. In response, your immune system triggers cells to release an antibody known as immunoglobulin E (IgE) to neutralize the allergy-causing food or food substance (the allergen).noun uk / kɔːz / us / kɑːz / cause noun (REASON) Add to word list B2 [ C or U ] the reason why something, especially something bad, happens: The police are still trying to establish the cause of the fire. She had died of natural causes. I wouldn't tell you without ( good) cause (= if there was not a (good) reason). Your genes may make you more likely to have ear damage from sound or from aging. Noises on the job. Jobs where loud noise is constant, such as farming, construction or factory work, can lead to damage inside the ear. Noises at play. Exposure to explosive noises, such as from firearms and jet engines, can cause immediate, permanent hearing loss.Nov 15, 2022 · Most reactions to common food allergens — peanuts or shellfish, for example — happen within minutes after you are exposed to them. In alpha-gal syndrome, reactions usually appear about 3 to 6 hours after you are exposed. Foods that can cause a reaction include: Red meat, such as beef, pork or lamb. Organ meats. Symptoms. Symptoms of obstructive sleep apnea include: Excessive daytime sleepiness. Loud snoring. Observed episodes of stopped breathing during sleep. Waking during the night and gasping or choking. Awakening in the morning with a dry mouth or sore throat. Morning headaches. Trouble focusing during the day.Standing for too long. Not getting enough sleep. Dehydration. Becoming overheated. Emotional stress. Fear. Seeing blood. Straining while having a bowel movement and symptoms related to irritable bowel syndrome may also provoke the vasovagal reflex. Medical Causes of Syncope or Fainting.Common signs and symptoms of GERD include: A burning sensation in your chest (heartburn), usually after eating, which might be worse at night or while lying down. Backwash (regurgitation) of food or sour liquid. Upper abdominal or chest pain. Trouble swallowing (dysphagia) Sensation of a lump in your throat. If you have nighttime acid reflux ...Gastroparesis can cause several complications, such as: Severe dehydration. Ongoing vomiting can cause dehydration. Malnutrition. Poor appetite can mean you don't take in enough calories, or you may be unable to absorb enough nutrients due to vomiting. Undigested food that hardens and remains in your stomach.Symptoms. Edema in foot and ankle Enlarge image. Symptoms of edema include: Swelling or puffiness of the tissue right under the skin, especially in legs or arms. Stretched or shiny skin. Skin that holds a dimple, also known as pitting, after it's been pressed for a few seconds. Swelling of the belly, also called the abdomen, so that it's bigger ...
Feb 17, 2022 · Symptoms can last for days, weeks or even longer. Common symptoms after a concussive traumatic brain injury are headache, loss of memory (amnesia) and confusion. The amnesia usually involves forgetting the event that caused the concussion. Physical signs and symptoms of a concussion may include: Headache. Ringing in the ears. . Park jun yong
Hemochromatosis (he-moe-kroe-muh-TOE-sis) causes your body to absorb too much iron from the food you eat. Excess iron is stored in your organs, especially your liver, heart and pancreas. Too much iron can lead to life-threatening conditions, such as liver disease, heart problems and diabetes. There are a few types of hemochromatosis, but the ...Pneumonia is classified according to the types of germs that cause it and where you got the infection. Community-acquired pneumonia. Community-acquired pneumonia is the most common type of pneumonia. It occurs outside of hospitals or other health care facilities. It may be caused by: Bacteria.Urinary incontinence may also be caused by an easily treatable medical condition, such as: Urinary tract infection. Infections can irritate your bladder, causing you to have strong urges to urinate and, sometimes, incontinence. Constipation. The rectum is located near the bladder and shares many of the same nerves.Dec 15, 2022 · Causes include age, medications, and vasculitis. A fall, blow, or anything else that exerts sudden high pressure on the skin can cause a bruise. Very forceful blows can damage bones, causing deep ... Jun 13, 2020 · Chest pain when you breathe or cough. Confusion or changes in mental awareness (in adults age 65 and older) Cough, which may produce phlegm. Fatigue. Fever, sweating and shaking chills. Lower than normal body temperature (in adults older than age 65 and people with weak immune systems) Nausea, vomiting or diarrhea. Show transcript. A migraine is a headache that can cause severe throbbing pain or a pulsing sensation, usually on one side of the head. It's often accompanied by nausea, vomiting, and extreme sensitivity to light and sound. Migraine attacks can last for hours to days, and the pain can be so bad that it interferes with your daily activities.A muscle cramp is a sudden, unexpected tightening of one or more muscles. Sometimes called a charley horse, a muscle cramp can be very painful. Exercising or working hard, especially in heat, can lead to muscle cramps. Some medicines and illnesses also might cause muscle cramps. Muscle cramps aren't usually harmful.Symptoms. High cholesterol has no symptoms. A blood test is the only way to detect if you have it. When to see a doctor. According to the National Heart, Lung, and Blood Institute (NHLBI), a person's first cholesterol screening should occur between the ages of 9 and 11, and then be repeated every five years after that.Jun 3, 2022 · If a kidney stone becomes lodged in the ureters, it may block the flow of urine and cause the kidney to swell and the ureter to spasm, which can be very painful. At that point, you may experience these symptoms: Severe, sharp pain in the side and back, below the ribs. Pain that radiates to the lower abdomen and groin. There are a variety of triggers that can set off the vagal response. Some are internal, while others come from the environment. Common triggers of the vagal response include: Emotional stress; fear. Having blood drawn; the sight of blood. Gastrointestinal illness. Having a bowel movement. Heat. Pain.A vaginal yeast infection is a fungal infection that causes irritation, discharge and intense itchiness of the vagina and the vulva — the tissues at the vaginal opening. Also called vaginal candidiasis, vaginal yeast infection affects up to 3 out of 4 women at some point in their lifetimes. Many women experience at least two episodes..