Muscle injuries, nerve pain, and kidney inflammation can all cause lower left back pain. Learn about these causes and more.

After hours of persistent throbbing, she went to the emergency room, where doctors initially thought she had mild ...

Have you ever felt a sudden, sharp pain in your stomach and wondered if it's something to be concerned about? Abdominal pain can be unsettling, especially when you're unsure of the cause.

Back pain can often be mistaken for muscle strain or fatigue, but certain types of discomfort could actually point to ...

One tell-tale sign of kidney damage is pain that becomes more pronounced with movements like stretching or twisting. This ...

Abdominal pain in your upper or lower pelvis where your bladder sits could have a non-infectious cause. Learn what causes ...

Kidney failure occurs when your kidneys lose the ability to filter waste from your blood sufficiently. It may not cause symptoms in the early stages. Your kidneys filter your blood and remove ...

When Annabelle Pleskoff was 15, she woke up before school one morning with severe pain radiating from her right side. After hours of persistent throbbing, she went to the emergency room, where ...

Kidney stones are a common health concern. About 11% of men and 9% of women in the U.S. have kidney stones at least once ...

Kidney cancer happens when cells in one or both kidneys start to grow out of control. Eventually, the cells become a mass called a tumor. As the cancer progresses, it can spread to other parts of the ...