A (Safe!) Jump-Start Cleanse

pantry-purge
Credit: Corbis

Do a pantry purge

It’ll be much easier to have a successful reboot if you’re not staring down three bags of cookies. Get rid of all the junk that has crept into the pantry. "Indulgences should be really worthwhile and thoughtful," Lippert notes—not just stuff you mindlessly munch on.

Next: Go whole