How to break bad habits

January 3, 2011 2:20:20 PM PST
How many of those New Year resolutions have you broken already?

Researchers who study the tug of war between will power and temptation say there's a biological reason a lot of our bad habits are hard to break.

Habits, such as smoking or eating junk food, give the brain an instant reward. Researchers say it involves dependence on a pleasure-sensing chemical called To beat it, doctors say avoiding stress and constantly repeating new behaviors such as exercising the same time everyday will eventually give your brain a feel good hit.

Also cutting out rituals associated with bad habits will make them easier to resist.