You can actually live without your spleen. Why? Because your other organs would step up. Well, it's definitely better to have one, because it stores blood and helps fight serious infections.

The spleen is a fist-sized organ located in the upper left abdomen. As part of the lymphatic system, it helps filter blood and eliminate old blood cells. It also produces lymphocytes, which are ...

It removes old red blood cells and recycles iron ... due to clearance by the mononuclear phagocyte system. Here, the authors target the spleen to reduce acute heart injury and improve long ...