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.


Acne is a common condition, which most of us have dealt with at some point in our lives.

Allergic Conditions

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 Dicease

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

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.


Inflammation of one or more joints, causing pain and stiffness that can worsen with age.


Abdominal swelling caused by accumulation of fluid, most often related to liver disease.


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.

Back pain

Physical discomfort occurring anywhere on the spine or back, ranging from mild to disabling.

Bell's palsy

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.


Bloating is a condition where your belly feels full and tight, often due to gas.

Blood cancer

Blood cancer is a type of cancer that affects your blood cells.

Body Ache

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.

Breast cancer

A cancer that forms in the cells of the breasts. Breast cancer can occur in women and rarely in men.


Inflammation of the lining of bronchial tubes, which carry air to and from the lungs.

Bulimia nervosa

A serious eating disorder marked by bingeing, followed by methods to avoid weight gain.

Cervical cancer

Cervical cancer is cancer that starts in the cells of the cervix.


Chickenpox is an infection caused by the varicella-zoster virus.

Colon cancer

Colon cancer is a type of cancer that begins in the large intestine (colon). The colon is the final part of the digestive tract.

Common cold

The common cold is a viral infection of your nose and throat


Inflammation or infection of the outer membrane of the eyeball and the inner eyelid.


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.


A cough is your body's way of responding when something irritates your throat or airways.

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.


Dandruff is a common condition that causes the skin on the scalp to flake.


A group of thinking and social symptoms that interferes with daily functioning.


A mosquito-borne viral disease occurring in tropical and subtropical areas.

Dental pain

Pain or inflammation in or around the tooth, often caused by tooth decay or infection.


Depression is a serious condition that negatively affects how a person thinks, feels, and behaves.


A group of diseases that result in too much sugar in the blood


A serious infection of the nose and throat that's easily preventable by a vaccine.


Altered sense of balance and place, possibly described as lightheaded, feeling faint or as if head is spinning.

Down syndrome

Down syndrome is a condition in which a person has an extra chromosome. Chromosomes are small “packages” of genes in the body.

Dry eyes

Dry eye disease is a common condition that occurs when your tears aren't able to provide adequate lubrication for your eyes.

Dry Skin

Dry skin makes the skin look and feel rough, itchy, flaky or scaly.


Dysentery is an infection in your intestines that causes bloody diarrhea.

Ear pain

Pain in the inner or outer ear that may interfere with ability to hear, often caused by excess fluid and infection.


Atopic dermatitis (eczema) is a condition that causes dry, itchy and inflamed skin.


Edema is swelling caused by excess fluid trapped in your body's tissues.


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.


A disorder in which nerve cell activity in the brain is disturbed, causing seizures.

Erectile dysfunction

Occurs when a man can't get or keep an erection firm enough for sexual intercourse.


Fainting is when you lose consciousness for a short time.


A fistula is an abnormal connection between two body parts, such as an organ or blood vessel and another structure.

Food allergies

An unpleasant or dangerous immune system reaction after a certain food is eaten.

Fungal skin infections

A fungal infection, also called mycosis, is a skin disease caused by a fungus.

Gallbladder stones

A hardened deposit within the fluid in the gallbladder, a small organ under the liver.


An intestinal infection marked by diarrhoea, cramps, nausea, vomiting and fever.


Glaucoma is a group of eye conditions that damage the optic nerve.


Abnormal enlargement of the butterfly-shaped gland below the Adam's apple (thyroid).


Gonorrhea is an infection caused by a sexually transmitted bacterium that infects both males and females.


Gout is a common and complex form of arthritis that can affect anyone.

Hair loss

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.

Head lice

Head lice are tiny insects that feed on blood from the human scalp.

Heart attack

A heart attack occurs when the flow of blood to the heart is severely reduced or blocked.

Heart failure

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.


A hernia happens when an internal organ pushes through a weak spot in your muscle or tissue.

Herpes Simplex Virus Infections

A virus causing contagious sores, most often around the mouth or on the genitals.


Unwanted male-pattern hair growth on a woman's face, chest and back.

HIV infection

HIV (human immunodeficiency virus) is a virus that attacks the body’s immune system.


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.


A common viral infection that can be deadly, especially in high-risk groups.


Insomnia is a sleep disorder in which you have trouble falling and/or staying asleep.

Iron deficiency anemia

Anemia is a condition in which the body does not have enough healthy red blood cells.

Japanese encephalitis

Japanese encephalitis is a viral brain infection that's spread through mosquito bites.


Jaundice 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.

Joint pain

Physical discomfort where two or more bones meet to form a joint, ranging from mild to disabling.


Keratitis is an inflammatory condition that affects the cornea of your eye.

Kidney cancer

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.

Kidney failure

A condition in which the kidneys lose the ability to remove waste and balance fluids.

Kidney stone

A small, hard deposit that forms in the kidneys and is often painful when passed.


A chronic, curable infectious disease mainly causing skin lesions and nerve damage.

Liver cirrhosis

Chronic liver damage from a variety of causes leading to scarring and liver failure.

Low Immunity

A person with a weak immune system may be more prone to frequent infections.

Lung cancer

A cancer that begins in the lungs and most often occurs in people who smoke.


Malaria is caused by parasites that enter your body through the bite of an infected mosquito.


A viral infection that's serious for small children but is easily preventable by a vaccine.


Melanoma is the most invasive skin cancer with the highest risk of death.


Inflammation of brain and spinal cord membranes, typically caused by an infection.


A natural decline in reproductive hormones when a woman reaches her 40s or 50s.


A headache of varying intensity, often accompanied by nausea and sensitivity to light and sound.


Monkeypox is usually a self-limited viral infection with a rash that may be painful.

Mouth ulcers

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

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.


Inflammation of the middle layer of the heart wall.

Nail infections

A nail fungus causing thickened, brittle, crumbly or ragged nails.


Nausea and vomiting are symptoms of many different conditions, including early pregnancy, concussions and the stomach flu.

Neck pain

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.

Neonatal Jaundice

Jaundice in newborn babies is common and usually harmless.


A disorder involving excessive body fat that increases the risk of health problems.

Oral cancer

Cancer that develops in any part of the mouth.

Oral thrush

An infection in which the fungus Candida albicans accumulates in the mouth.


Osteoarthritis is the most common form of arthritis, affecting millions of people worldwide.


Osteomalacia, or "soft bones" develops because of a lack of vitamin D.


Heart palpitation are feelings of having a fast-beating, fluttering or pounding heart. Stress, exercise, medication or, rarely, a medical condition can trigger them.

Pancreatic cancer

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.


Swollen and inflamed veins in the rectum and anus that cause discomfort and bleeding.


Infection that inflames air sacs in one or both lungs, which may fill with fluid.

Polycystic ovarian syndrome (PCOS)

Polycystic ovary syndrome (PCOS) is a problem with hormones that happens during the reproductive years.

Prostate cancer

A cancer in a man's prostate, a small walnut-sized gland that produces seminal fluid.


Prostatitis is a disorder of the prostate gland usually associated with inflammation.


A condition in which skin cells build up and form scales and itchy, dry patches.

Q fever

An infection caused by the bacterium Coxiella burnetii.


A deadly virus spread to people from the saliva of infected animals.

Rheumatoid arthritis

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.


A highly contagious fungal infection of the skin or scalp.


Rubella is a contagious viral infection best known by its distinctive red rash.


Scabies is an itchy skin rash caused by a tiny burrowing mite called Sarcoptes scabiei.


A disorder that affects a person's ability to think, feel and behave clearly.


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.

Sjogren’s Syndrome

An immune system disorder characterised by dry eyes and dry mouth.

Sore throat

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.


Damage to the brain from interruption of its blood supply.


Syphilis is a chronic bacterial infection that can be transmitted through sexual contact.

Testicular cancer

Cancer in the male organs that make male hormones and sperm (testicles).


A blood disorder involving lower-than-normal amounts of an oxygen-carrying protein.


Thrombocytopenia is a condition in which you have a low blood platelet count.


Feeling overtired, with low energy and a strong desire to sleep that interferes with normal daily activities.

Tuberculosis (TB)

A potentially serious infectious bacterial disease that mainly affects the lungs.

Type 2 diabetes mellitus

A chronic condition that affects the way the body processes blood sugar (glucose).

Typhoid fever

Typhoid fever is an infection that spreads through contaminated food and water.

Urinary incontinence

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.


A skin rash triggered by a reaction to food, medicine or other irritants.

Vaginal yeast infection

A yeast infection of the vagina and tissues at the opening of the vagina (vulva).

Varicose veins

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.


Vitiligo is a disease that causes loss of skin color in patches.

Whooping cough

Whooping cough (pertussis) is a highly contagious respiratory tract infection.

Wilson's disease

Wilson's disease is a rare inherited disorder that causes copper to accumulate in your liver, brain and other vital organs.


‌Xerophthalmia is a disease that causes dry eyes due to vitamin A deficiency.


An unusually dry mouth, often caused by medication.

Yellow fever

A viral infection spread by a particular species of mosquito.

Zika virus disease

These mosquitoes bite during the day, usually just after sunrise and around sunset.

Zinc deficiency

Zinc deficiency can result in skin changes that look like eczema at first.