Blog-Surfing might be a Habit

According to a research upon some unsuspecting rats in MIT, habits don't die, in accordance with the well known phrase 'Old habits die hard':

A new study in the Oct. 20 issue of Nature, led by Ann Graybiel of MIT's McGovern Institute, now shows why. Important neural activity patterns in a specific region of the brain change when habits are formed, change again when habits are broken, but quickly re-emerge when something rekindles an extinguished habit -- routines that originally took great effort to learn.

The full article can be read here
That can be an explanation why I can't stop reading blogs. And no, before you jump to conclusion, I didn't mean I was a rat.