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勃起功能障碍又称男性阳痿。它是指在性活动中无法维持或实现勃起。重要的是要将其与其他性功能障碍区分开来，如性欲缺乏、射精障碍（早泄、延迟射精或不射精）或性高潮障碍。如果不及时治疗，这个问题会对与家人、伴侣和工作的关系产生负面影响。什么是...

Obesity and overweight are complex diseases that are affected by several factors. In addition to unfavorable genetic variants and epigenetic changes, environmental factors such as diet, exercise and stress can also play a role. However, there are many positive approaches that have helped many people lose weight. Obesity is one of the most important public health problems, due to the high economic, social, personal...