一项研究发现,减轻超标体重不但有益健康,而且有助于改善睡眠,提高警觉度。体重减轻5%以上的成年肥胖者,睡眠质量得到了明显提高。研究人员对390名肥胖男女参试者进行了为期两年的研究.参试者被随机分到三个减肥计划组。研究人员研究了参试者的体重变化、睡眠时长及睡眠质量等情况。通过对减肥5%的参试者和减肥不足5%的参试者进行了比较,并考虑了年龄和性别差异,结果发 One study found that reducing excess body weight is not only good for health, but also helps to improve sleep and increase alertness. Weight loss in adults over 5% of obese, sleep quality has been significantly improved. The researchers conducted a two-year study of 390 obese men and women who were randomly assigned to three weight-loss program groups. Researchers studied the participants weight changes, sleep duration and quality of sleep. By comparing participants who lost 5% of their weight to those who lost less than 5% of the weight, age and gender differences were considered, and results