Acute rheumatic fever (ARF) is an autoimmune disorder resulting from Group A Streptococcus (GAS) pharyngitis or impetigo in ...

Just in time for allergy season, a recent FDA warning describes a new side effect for those who take Zyrtec or Xyzal ...

Scarlet fever (strep throat with a rash) was one of the most common infectious causes of death in American children between 1840 and 1883, with fatality rates of 15% to 30% of cases, says the study.

Too much sun can do more than turn your skin red or brown—it can actually make you sick. About the experts Farah Moustafa, MD ...