Muscle spasms or cramps are fairly common and most frequently occur in the leg muscles. But any muscles, including your back, hands, feet, or toes can spasm. Muscle spasms can last anywhere from a ...

Takeaways. Piriformis syndrome happens when your piriformis muscle presses on your sciatic nerve. This causes pain, tingling, and numbness in your lower back, hip, and leg.

A 12-yr-old unimmunized Amish boy weighing 32 kg was admitted to the pediatric intensive care unit at a regional tertiary care center with a history of progressive generalized, painful muscle ...