If you tend to hyperextend, typical calf and hamstring stretches done with a straight knee can aggravate the problem unless you take care to engage your quadriceps (front thigh muscles).

• 如果你已经有超伸的情况，那伸直膝盖做小腿和腘绳肌的拉伸会加剧超伸的情况，除非你同时收紧你的股四头肌（大腿前侧肌肉）。