New research examines what goes on in the brain when people perform a task in front of an audience versus when they are not being watched.

A red cell distribution width (RDW) blood test can help detect the presence of anemia, along with what could be causing it. The test identifies the size difference between the biggest and smallest red blood cells in a sample. In this article, we look at what to expect when having this test, and when it might be used.

Farting is an everyday term for the expulsion of gas that builds up in the body. Gas can cause uncomfortable bloating and pain, but many yoga poses and other positions can help a person pass gas naturally. We also look at which foods cause gas and give other tips on reducing flatulence or releasing it when needed.