Inactivity in obese mice linked to a decreased motivation to move

http://ift.tt/2iwcM82 Starting a regular program at the gym is a common New Year’s resolution, but it’s one that most people are unable to stick with for very long. Now a study done in mice is providing clues about one of the reasons why it may be hard for so many people to stick with an exercise program. The investigators found that in obese mice, physical inactivity results from altered dopamine receptors rather than excess body weight.