Normal menstrual periods take place when prostaglandins, substances similar to hormones, are...

Hives, or urticaria, are a common allergic reaction, affecting at least 20% of individuals at some...

Kidney stones, also known as renal calculi, nephrolithiasis, or urolithiasis, are solid particles...

A urinalysis (UA), as the name suggests, is a test of urine. It can indicate signs of a wide range...

A cholesterol panel, or lipid panel, is a set of blood tests that shows the amount and type of...

Thyroid function tests are blood tests that show how well the thyroid gland in the neck is...

Systemic lupus erythematosus (SLE), or lupus, is an autoimmune disorder—an inflammatory disease in...

When you take a vitamin supplement, you miss out on the tiny superpowers that nature has packed...

Having chest pain can be scary, and most patients are immediately concerned about a possible heart...