Q: I had a sudden, twisting jolt when I jumped off a ladder and within a day my chest started to really hurt when I moved or breathed. It become incredibly painful when I coughed or sneezed. Even ...

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 ...

A muscle cramp is a painful tightness in a muscle due to a sudden, involuntary contraction. Various factors may contribute to muscle cramping, but the underlying cause is often unclear. Muscle cramps ...