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.

Is it sharp or dull? Does it change with activity ... the American Kidney Fund points out. If you have left-side abdominal ...

Females may experience stabbing pain on the left side of the groin for many reasons. These include a strain, a hip problem, kidney stones, and others. They may also experience it during pregnancy.

The 20-year-old, from Oldham, said he first realised something was wrong when he sat up in bed and felt an ache when he ...