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

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 stones can be painful and it can also affect your back. Thus, it is important to know the causes, symptoms and more ...

Leoni Jesner is a fitness, health, and lifestyle writer who has contributed to Byrdie and LIVESTRONG.com, among other publications. She is also a personal trainer, mat Pilates instructor, and ...

Back pain is a common complaint for millions, but medical experts warn that certain types of back discomfort, particularly those aggravated by simple movements like stretching, could point to ...

If the infection tracks from the bladder into one or both kidneys then pain may be felt in the lower back on the same side as the affected kidney (s).

Our experienced mattress and sleep editors set out to find the best mattresses for back pain, testing over 100 mattresses and evaluating factors like support, firmness and pressure point-relieving ...