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Warts are skin growths caused by a virus. Warts can grow anywhere on the body. There are different kinds. For example, common

A folate test measures the amount of folate in the blood. Folate is one of many B vitamins. The body needs folate for normal

Explains ringworm causes, symptoms, and progression. Covers how it is diagnosed and treated. Includes information on medicines

An aldosterone test measures the level of aldosterone (a hormone made by the adrenal glands), in the blood. Aldosterone helps

Ringworm of the scalp is an infection that grows in the outer layer of the scalp and in the hair. The condition is caused by a

What is whooping cough? Whooping cough (pertussis) is a disease that causes very severe coughing that may last for months. During

Discusses vitamin B12 deficiency anemia. Explains role of B12 in red blood cells, which carry oxygen through your body. Covers

A urine test checks different components of urine, a waste product made by the kidneys. It checks the color, clarity (clear or

What is Addison's disease? Addison's disease develops when the adrenal glands, which are above the kidneys, are not able to make

Guillain-Barré syndrome (GBS) is a rare nerve problem. It occurs when the body's immune system attacks part of the peripheral