If you ev
er had charley horse "that odd pain in your calf -you 've had a cramp.. but it can happen any where in your body at any time even when you're sleep.Youe muscle suddenly tighten up.Several way to get rid of cramp .Cramp may be your body way of telling you ,you need to drink water -you 're dehydrated,or some other elements such as dizziness,heaches, constipation.you'r body need water
Keep water though the day sip it throughout the day .
Your body loseing fluid when you work or excise . Or due to old age . See a doctor if you are cramping.