Why we love it: Culturelle is a well-known brand of probiotics and one of the best overall probiotic supplements thanks to its formulation and high colony-forming unit (CFU) count. One capsule of ...

Some types of bacteria cause what is known as "atypical" pneumonia, including: Mycoplasma pneumoniae, a tiny bacterium that most often causes infections in children ages 5-17 and young adults, ...

The antistreptolysin O (ASO) titer test is a blood test that checks for a strep infection. When you come into contact with harmful bacteria, your body produces antibodies to defend itself against ...

Poststreptococcal disorder is a group of autoimmune disorders that occur after an infection with the bacteria Streptococcus pyogenes. Learn the causes, symptoms, and treatment.