Most of us have experienced that excruciating pain when our calf muscles double up into a know. We rub the calf like mad and the pain gradually eases.

• 当我们的腿肚子抽筋时，我们大多都会感受到那种剧烈的疼痛。我们使劲地搓腿肚子，疼痛就会慢慢消失。