Lower left back pain is muscle, organ, or nerve-related. This article helps you get closer to what’s causing continued pain ...

The spleen is a fist-sized organ tucked behind the rib cage on the left side of the body. When it enlarges (medically known as splenomegaly), it can cause a dull, aching pain under the left rib cage.

Boxer explains. “It usually causes pain on the lower left side of your belly, and you might also have fever, nausea, or changes in your bowel habits.” Most cases are treated with rest ...

Different headache types can cause pain on the left side of the head. The pain usually isn’t cause for worry. But if the pain is intense or doesn’t go away, there may be a more serious cause.

Boxer explains. “It usually causes pain on the lower left side of your belly, and you might also have fever, nausea, or changes in your bowel habits.” Most cases are treated with rest ...

There are 24 ribs in total, 12 on each side of the body. The following are emergency causes of pain under the left rib cage: ...