Exercise-associated muscle cramping (EAMC) 引起 EAMC 的真正原因還無法確定，一般認 為與下列原因有關 Altered neuromuscular control Dehydration Electrolyte depletion Poor conditioning Muscle fatigue Doing a new activity Martin Schwellnus （ 2009 ） from the University of Cape Town, the evidence supporting both the "electrolyte depletion" and "dehydration" hypotheses as the cause of muscle cramps is not convincing.
Treating Muscle Cramps Stop the activity that caused the cramp. Gently stretch and massage the cramping muscle. Hold the joint in a stretched position until the cramp stops. Ice
捷泳的較佳運動姿勢 the elbow remains well above the hand the elbow remains well above the hand hand should be in front and at a position just outside the line of the shoulder hand should be in front and at a position just outside the line of the shoulder rolling the body 70° to 100° per stroke cycle. rolling the body 70° to 100° per stroke cycle.