Painless weight loss? If you're desperately trying to squeeze in workouts and avoid your favorite high-calorie treats, it can seem like there's nothing pain-free about it. Yet while eating healthier and slipping in exercise does take some work, it really doesn't have to require heroic effort. Making just a few simple lifestyle changes can pack a big weight loss punch over time. Here are their top tips on how to lose weight without sweating it too much. 1. Add, Don't Subtract Forget diet denial: Try adding foods to your diet instead of subtracting them. Add in healthy goodies you really love, like deep-red cherries, juicy grapes, or crunchy snow peas. Slip those favorite fruits into your bag lunch and breakfast cereal; add the veggies into soups, stews, and sauces. "Adding in really works, taking away never does," says registered dietitian David Grotto, RD, LDN, author of 101 Optimal Life Foods, but do remember to keep an eye on overal...