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Exercise can also promote restful sleep and prevent constipation .

锻炼也能改善睡眠状况，预防便秘。

Chronic constipation can contribute to bed-wetting by reducing bladder capacity .

慢性便秘会引起尿床，因为减少了膀胱的容量。

Symptoms can range from mild weakness and constipation to paralysis .

症状轻则出现轻度的无力与便秘，重则出现瘫痪。

Constipation usually is caused by the slow movement of stool through the colon .

造成便秘最常见的原因就是粪便在结肠中传输过慢。

Unfortunately , there is another population that suffers from constipation .

但不幸的是，有另外一组人群也在遭受着便秘的烦恼。