落枕是指急性单纯性颈项强痛且运动受到限制的病症,在临床非常多见。多因不合理的枕头、睡眠姿势不当,或搬举重物时突然使颈部扭转而发生,有时受寒也能引起。表现为睡眠时尤其侧卧时枕头过高或过低使某些肌肉(主要为斜方肌和胸锁乳突肌)长时间地维持在过度伸展位,再受风寒侵袭使气血凝滞(主要是淋巴液 Stiff neck is an acute simple neck pain and exercise limited illness, is very common in the clinic. Due to unreasonable pillow, improper sleep position, or lifting heavy objects suddenly make the neck twist occurs, sometimes cold can cause. Performance of sleep especially when the pillow is too high or too low, so that some muscles (mainly trapezius and sternocleidomastoid) to maintain a long time in the overextension, and then affected by cold invasion of blood stagnation (mainly Is lymph