Medically reviewed by Robert Burakoff, MD Bright red blood usually comes from the lower colon or rectum, while dark red blood ...

Medically reviewed by Anju Goel, MD Key Takeaways Diarrhea is often contagious, especially when it's caused by viruses, bacteria, or parasites. Infectious diarrhea can spread by not washing hands ...

Diarrhea involves passing loose stools frequently. It can result from various causes, such as infections and food intolerances, that may also lead to a loss of appetite. Often, people experiencing ...

Diarrhea is one of the most common side effects of taking antibiotics, though it tends to be mild. Sometimes, antibiotics can cause bacterial infection with Clostrioides difficile (C.diff), leading to ...

Diarrhea affects millions of people worldwide, causing discomfort, dehydration, and disruption to daily activities. While most cases resolve naturally within a few days, the symptoms can be ...

RA may increase the likelihood of experiencing diarrhea due to medication side effects, the presence of other autoimmune conditions, or complications like rheumatoid vasculitis and AA amyloidosis. Gut ...