Resolutions are like teenage hearts: They get broken an awful lot. So this year, let's make a pact. No more false promises, no more extreme measures, and no more white flags being raised on January 3. Here are nine key numbers you can easily tweak to make a huge difference in your overall health. You'll see that resolutions work much better when you take off the "re."

From the January 2009 issue of O, The Oprah Magazine

From Oprah's Best Life Series Live Your Best Life