Few things are more annoying or painful than a charley horse in the middle of the night. Your calf feels like a huge knot, often your toes are frozen, and it can take a long time for those muscles to relax.
There are a variety of causes, especially when we get them during the night. For older people, the cause can be poor circulation, says Lori Thein Brody. She is a physical therapist and athletic trainer with the UW Sports Medicine and Spine Center. Brody explains that the generally stable position that we stay in overnight...