You’ve practically made the gym your second home. Day in and day out (okay, so maybe just a few times every week) you spend a good amount of your time on routine workouts. After a few weeks of sticking to a regular exercise regimen, you managed to lose weight. And for a while, you were happy with the results. That was until you stopped seeing any new changes.

Don’t get me wrong. Regular exercise can help you shed off any excess pounds and keep you from gaining them back. But if you really want to transform your body, you need to do other exercises besides your normal routine. Here are 15 exercises that will change your body in ways you never thought was possible.