We get it: You want to lose the jiggle but don't want to blacklist your favorite eats, count every single calorie, or overdose on gym hours. The great news is, you can drop weight without dieting: Experts say making small change-ups to your day is one of the best ways to lose. We grilled health and fitness pros for the tweaks that will help your shape the most. Road test a few, and you could shed five (this week!), 10, or even 20-plus pounds without a whole lot of effort.