每天我们都在践行习惯。有一些习惯是简单地将我们保持在一定的轨道之上,比如早晨刷牙,沿熟悉的路线开车。做这些特定的事情,大脑几乎没有负担,无需集中精力在每一个小细节上。也有一些习惯对我们有益。比如慢跑可以帮助我们保持健康;另有一些习惯则让我们上瘾或者进入强制模式,并威胁到健康,比如暴饮暴食和吸烟。尽管习惯已经成为我们生活中很大的一部分,但是科学家想搞清楚大脑 Every day we are practicing the habit. There are some habits that simply keep us on track, such as brushing our teeth in the morning and driving along a familiar route. To do these specific things, the brain has almost no burden, no need to focus on every little detail. There are also some habits that are good for us. Jogging, for example, can help us stay healthy; other habits addictiveness or into coercion and threaten health, such as overeating and smoking. Although habits have become a big part of our lives, scientists want to figure out the brain