The National Weather Service (NWS) warned residents of the interior Northwest to monitor themselves for symptoms of heat-related illness, such as muscle cramps, on Tuesday as extreme heat continued.

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 ...

Muscle cramps can result from dehydration, mineral loss, or overuse during exercise. Kidney failure and diabetes may increase your likelihood of muscle cramps. Staying hydrated and stretching can help ...