世界卫生组织指出:“每个人的健康与长寿60%取决于自己,15%取决于遗传因素,10%取决于社会因素,8%取决于医疗条件,7%取决于气候(严寒与酷热)”。据此,为了要做到健康长寿,我们必须改变不良的生活习惯,建立科学的生活方式。笔者认为,在这方面,需高度重视“四不憋”。一、不憋大便:直肠内积存的大便,如果 WHO states: “60% of everyone’s health and longevity depends on himself, 15% depends on genetic factors, 10% depends on social factors, 8% depends on medical conditions and 7% depends on climate (cold and heat)” . Accordingly, in order to achieve health and longevity, we must change bad habits and establish a scientific lifestyle. In my opinion, in this regard, we need to attach great importance to the “four non-suppression.” First, do not hold back the stool: Stool accumulated in the rectum, if