基因与快餐——孰是肥胖症的元凶？

Genes vs. Fast food --Which is the culprit with regard to obesity？

肥胖症已经逐渐成为了一个世界性的问题，同时也引发了广泛的争论。有的人认为那些美味但富含高热量的快餐应该为此负责，而也有的人认为基因才是真正的元凶。

Obesity has generally become a worldwide issue, which has raised extensive controversy. Some believe that common fast food is responsible for this problem, while others hold that it is the human genome that gives rise to such disease.