Is it worth it? Sit-ups

You can work your core as much as you like, but you won’t get a six-pack until you stop eating so much cake

What is it? You lie on your back. You sit up. You lie back down again. You sit up. After repeating this thousands of times over the course of several months, you might – but probably won’t – end up with a six-pack.

How much does it cost? Nothing.

Related: Is it worth it? Anti-gravity treadmill

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from Fitness | The Guardian http://ift.tt/1PChXQ7
via FITNESS