Sarah Blackburn's decision to get a full-body MRI revealed a life-threatening aneurysm, leading to a life-altering surgery ...

Don't worry about it. Check this out. The spleen's that soft, purple organ located right behind the stomach and under the lungs. It's about five inches wide and weighs about six ounces.

Despite its functions, an injured or diseased spleen can be removed without causing lasting health problems. Some people are born without spleens, but still live healthy lives.

Contrary to established dogma, the spleen is not the principal source of the pro-inflammatory cytokine called tumor necrosis factor (TNF), which drives the sort of system-wide inflammation seen in ...

Caption Image of B lymphocytes (in blue) surrounded by neutrophils (in green) and endothelial cells (in red) of a human spleen. The image on the left side corresponds to a normal spleen and on the ...