Medically reviewed by Amy Kwan, PT Key Takeaways Lower back and hip pain can be caused by injuries like muscle strains and overuse from repetitive movements.Arthritis is a common cause of one-sided ...

I quit eating milk products, and my symptoms almost immediately disappeared.

A back spasm involves a sudden, involuntary muscle contraction that can be set off by something as routine as lifting a bag or sitting for too long. Muscle fatigue, dehydration, and nerve irritation ...

Dehydration may be one cause of muscle cramps, and some evidence suggests that electrolyte imbalances also contribute to them. Muscle cramps are painful, involuntary contractions of the muscles that ...