I've had cramp in my calf for 2 days now...

[HeadFairy]

What on earth can I do? I've tried stretching and massage. What else can I do? It's sooooo painful!

[alreadytaken]

No history of long journeys or other inactivity so unlikely to be serious. Therefore self-help measures at night and speak to someone if the problem persists to the morning.

[CMOTDibbler]

I used to get cramp a lot, and the pain could persist for days. I now take a magnesium supplement and haven't had one since. If you eat a very low salt diet, that can also cause them when its hot