Need to do something hard like lose weight, stick to your workout routine or even quit smoking? Get your friends to help. In this video, Dr. Mehmet Oz explains why the buddy system is one of the simplest and most effective ways break a bad habit.

Need to do something hard like lose weight, stick to your workout routine or even quit smoking? Get your friends to help. In this video, Dr. Mehmet Oz explains why the buddy system is one of the simplest and most effective ways break a bad habit.

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