Acidity refers to the sour or tart taste of a substance, often caused by the presence of acid. It can also refer to the degree of acidity or alkalinity in a solution, measured using the pH scale. Acidity is often associated with sour foods, such as citrus fruits, vinegar, and fermented foods. It can also have various practical applications, such as in cooking, preserving, and leavening foods. Acidity can also have negative effects, such as causing heartburn or food poisoning if food is not properly preserved.
Allergies occur when your immune system reacts to a foreign substance, such as pollen, bee venom or pet dander, or a food that doesn't cause a reaction in most people.
Alzheimer's disease is a progressive neurologic disorder that causes the brain to shrink (atrophy) and brain cells to die.
Amenorrhea (uh-men-o-REE-uh) is the absence of menstruation, often defined as missing one or more menstrual periods. Primary amenorrhea refers to the absence of menstruation in someone who has not had a period by age 15.
Anaphylaxis is a severe, potentially life-threatening allergic reaction. It can occur within seconds or minutes of exposure to something you're allergic to, such as peanuts or bee stings.
Anorexia nervosa, often simply referred to as anorexia, is a behavioral and life-threatening psychological eating disorder.
A mental health disorder characterised by feelings of worry, anxiety or fear that are strong enough to interfere with one's daily activities.
A condition in which a person's airways become inflamed, narrow and swell and produce extra mucus, which makes it difficult to breathe.
AmAutism, now known as autism spectrum disorder (ASD), refers to a broad range of conditions characterized by challenges with social skills, repetitive behaviors, speech and nonverbal communication.
Physical discomfort occurring anywhere on the spine or back, ranging from mild to disabling.
Sudden weakness in the muscles on one half of the face. Bell's palsy may be a reaction to a viral infection. It rarely occurs more than once.
Benign prostatic hyperplasia
Benign prostatic hyperplasia also called prostate gland enlargement is a common condition as men get older.
A feeling of generalized, dull aching pain all over the body that may or may not be accompanied by weakness and tiredness is known as body ache.
A cancer that forms in the cells of the breasts. Breast cancer can occur in women and rarely in men.
A serious eating disorder marked by bingeing, followed by methods to avoid weight gain.
Colon cancer is a type of cancer that begins in the large intestine (colon). The colon is the final part of the digestive tract.
When a person passes less than three bowel movements a week or has difficult bowel movements.
Corns and calluses are thick, hardened layers of skin that develop when the skin tries to protect itself against friction or pressure. They often form on feet and toes or hands and fingers.
Cuts and puncture wounds
A cut is a break or opening in the skin. It is also called a laceration. A cut may be deep, smooth, or jagged. It may be near the surface of the skin, or deeper.
Depression is a serious condition that negatively affects how a person thinks, feels, and behaves.
Altered sense of balance and place, possibly described as lightheaded, feeling faint or as if head is spinning.
Down syndrome is a condition in which a person has an extra chromosome. Chromosomes are small “packages” of genes in the body.
Dry eye disease is a common condition that occurs when your tears aren't able to provide adequate lubrication for your eyes.
Pain in the inner or outer ear that may interfere with ability to hear, often caused by excess fluid and infection.
Encephalitis is a serious condition affecting the brain that requires prompt treatment to lower the risk of lasting complications or death
Endometriosis is often thought of as a painful condition that women experience with their periods.
Occurs when a man can't get or keep an erection firm enough for sexual intercourse.
A fistula is an abnormal connection between two body parts, such as an organ or blood vessel and another structure.
Fungal skin infections
A fungal infection, also called mycosis, is a skin disease caused by a fungus.
A hardened deposit within the fluid in the gallbladder, a small organ under the liver.
Gonorrhea is an infection caused by a sexually transmitted bacterium that infects both males and females.
Hair loss can affect just your scalp or your entire body, and it can be temporary or permanent.
Hand, Foot, and Mouth Disease
A common children's virus causing sores in the mouth and a rash on the hands and feet.
A headache is a pain in your head or face that’s often described as a pressure that’s throbbing, constant, sharp or dull.
A heart attack occurs when the flow of blood to the heart is severely reduced or blocked.
Heart failure is a long-term condition in which your heart can’t pump blood well enough to meet your body’s needs all the time.
Herpes Simplex Virus Infections
A virus causing contagious sores, most often around the mouth or on the genitals.
Hypercalcemia happens when you have higher-than-normal levels of calcium in your blood.
Hyperpigmentation refers to patches of skin that become darker than the surrounding areas of skin.
Hypertension (high blood pressure)
A condition in which the force of the blood against the artery walls is too high.
The overproduction of a hormone by the butterfly-shaped gland in the neck (thyroid).
Hypocalcemia is a treatable condition that happens when the levels of calcium in your blood are too low.
Hypoglycemia (low blood sugar)
Low blood sugar, also known as hypoglycemia, happens when your blood sugar (glucose) drops below a healthy range.
Hypothyroidism is a common condition where the thyroid doesn’t create and release enough thyroid hormone into your bloodstream.
Indigestion also called dyspepsia or an upset stomach is discomfort in your upper abdomen.
Iron deficiency anemia
Anemia is a condition in which the body does not have enough healthy red blood cells.
Japanese encephalitis is a viral brain infection that's spread through mosquito bites.
JaundiceJaundice is a condition in which the skin, whites of the eyes and mucous membranes turn yellow because of a high level of bilirubin, a yellow-orange bile pigment.
Physical discomfort where two or more bones meet to form a joint, ranging from mild to disabling.
Kidney cancer is a type of cancer that starts in the kidney. Cancer starts when cells in the body begin to grow out of control.
A condition in which the kidneys lose the ability to remove waste and balance fluids.
Chronic liver damage from a variety of causes leading to scarring and liver failure.
Malaria is caused by parasites that enter your body through the bite of an infected mosquito.
A headache of varying intensity, often accompanied by nausea and sensitivity to light and sound.
One or more painful sores on inner lips, gums, tongue, roof of the mouth or throat that may interfere with eating, such as a canker sore.
Mucormycosis is a type of fungal infection. It’s relatively rare, but also very serious.
Multiple myeloma is a cancer that forms in a type of white blood cell called a plasma cell.
Mumps is an illness caused by a virus. It usually affects the glands on each side of the face.
Nausea and vomiting are symptoms of many different conditions, including early pregnancy, concussions and the stomach flu.
Pain in the neck and shoulder that varies in intensity, and may feel achy or like an electric shock from the neck to the arm.
Osteoarthritis is the most common form of arthritis, affecting millions of people worldwide.
Heart palpitation are feelings of having a fast-beating, fluttering or pounding heart. Stress, exercise, medication or, rarely, a medical condition can trigger them.
Cancer that begins in the organ lying behind the lower part of the stomach (pancreas).
Peptic ulcer disease
Peptic ulcers are open sores that develop on the inside lining of your stomach and the upper portion of your small intestine.
Period pain (menstrual cramps)
Menstruation, or period, is normal vaginal bleeding that happens as part of a woman's monthly cycle.
Polycystic ovarian syndrome (PCOS)
Polycystic ovary syndrome (PCOS) is a problem with hormones that happens during the reproductive years.
A cancer in a man's prostate, a small walnut-sized gland that produces seminal fluid.
A chronic inflammatory disorder affecting many joints, including those in the hands and feet.
Rickets is the softening and weakening of bones in children, usually because of an extreme and prolonged vitamin D deficiency.
Sepsis is a potentially life-threatening condition that occurs when the body's response to an infection damages its own tissues.
Chronic sinusitis occurs when the spaces inside your nose and head (sinuses) are swollen and inflamed for three months or longer, despite treatment.
A sore throat is pain, scratchiness or irritation of the throat that often worsens when you swallow.
Cervical spondylosis is a general term for age-related wear and tear affecting the spinal disks in your neck.
Stress is a normal reaction the body has when changes occur, resulting in physical, emotional and intellectual responses.
Feeling overtired, with low energy and a strong desire to sleep that interferes with normal daily activities.
Type 2 diabetes mellitus
A chronic condition that affects the way the body processes blood sugar (glucose).
Urinary incontinence the loss of bladder control is a common and often embarrassing problem.
Urinary tract infections
An infection in any part of the urinary system, the kidneys, bladder or urethra.
Vaginal yeast infection
A yeast infection of the vagina and tissues at the opening of the vagina (vulva).
Varicose veins are twisted, enlarged veins. Any vein that is close to the skin's surface (superficial) can become varicosed.
A sudden internal or external spinning sensation, often triggered by moving your head too quickly.
Wilson's disease is a rare inherited disorder that causes copper to accumulate in your liver, brain and other vital organs.
Zika virus disease
These mosquitoes bite during the day, usually just after sunrise and around sunset.