Whether it is losing weight or saving more money, most people will give up on their New Year's resolutions by the end of this week.
The ceremony of linking behavior changes to a specific date can be a powerful motivator, according to Charles Duhigg, author of the book "The Power of Habit."
But most people will fail to create their new habits, because they did not make a specific enough plan, Duhigg said.
Check out this video to learn how you can create goals that will lead to lasting changes in your life.
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Disclosure: NBCUniversal and Comcast Ventures are investors in Acorns.