If you buy these products, you absolutely WILL get in shape. It's not a question of IF you'll turn into a muscle-laden sex machine; it's a question of how jealous your friends, family, and ex-lovers will be. And the answer to that is "very." They will be "very" jealous.
Getting buff and toned can make you feel happier, healthier, and just all around better. But it's also hard work. And while some people put a high premium on physical fitness, others are fine not exercising. All things being equal, it's probably better to be in shape, but it doesn't really matter. We all die in the end. Anyway, there's some great deals all over the site today, you should check 'em out.