Middle back pain on your left side that lasts more than a week should be diagnosed by your healthcare provider. Treatments ...

Organs in the lower back, including the kidneys, can cause pain. Muscle or spine damage and nerve damage, including sciatica, can also cause pain. Lower left side back pain in females can be ...

They cause pounding, pulsating, and throbbing pain that usually starts on one side of the head and can make its way toward the back of the head and neck or behind the eyes. Migraines can last ...