新东方网托福频道为各位考生带来托福阅读背景素材之恐瘦症，希望对大家的托福积累有所帮助：

　　Muscle dysmorphia, also known as "bigorexia", may now be affecting one in 10 men who visit gyms in the UK, according to the Body Dysmorphic Disorder Foundation.

　　英国身体畸形恐惧症基金会指出，英国健身房里大约10%的男性会员有肌肉上瘾症或健身过度症，也被称为“恐瘦症”。

　　It is an anxiety disorder which causes someone to see themselves as small, despite being big and muscular. Workout is their top priority, they would feel depressed if they miss one session of fitness training. It is sometimes described as a kind of "reverse anorexia".

　　这其实是一种焦虑症，本来外形高达健硕的人却总觉得自己太瘦小。健身锻炼是他们的首要任务，如果错过了一次训练，他们就会沮丧不已。这种情况有时也被描述为“逆向厌食症”。

　　The cause of muscle dysmorphia is not clear. The NHS states it may be genetic or caused by a chemical imbalance in the brain.

　　这种肌肉上瘾症的诱因尚不清楚。英国国家医疗服务体系认为可能是基因导致的或者由于大脑内部某种化学物质失衡导致的。

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