Brain researchers explain why old habits die hard

Habits help us through the day, eliminating the need to strategize about each tiny step involved in making a frothy latte, driving to work and other complex routines. Bad habits, though, can have a vice grip on both mind and behavior. Notoriously hard to break, they are devilishly easy to resume, as many reformed smokers discover.

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All News summaries for October 20, 2005