Whether it's caused by genetics, weight gain or simple aging, no amount of chin exercises or fad dieting will remove a double chin.

Busy bee? This upper-body routine requires zero equipment and little space. Try it out to feel re-energized and ready to conquer your day.

It's the last week of the LIVESTRONG.COM Push-Up Challenge, so finish strong, and then take your upper-body workout to the next level even after the challenge ends.

Whether you're brand new to push-ups or have been incorporating them into your routine for years, we have modifications and variations for every fitness level.

It's the first week of the LIVESTRONG.COM push-up challenge. So to kick things off, here are a few tips to help you make the most of the next 30 days.

You have muscles in your face, just like in the rest of your body. Train this muscles to create tone and lift in your cheeks.

The old saying, �Insanity is doing the same thing over and over and expecting a different result� also pertains to your workouts. Over time, your muscles adapt to the same old routine. That means you can get better gains from changing things up.

A home kickboxing gym allows you to train whenever you want, without worrying about commuting to a class.

Chin-ups work your arms, shoulders, upper back and even your abs. To do a chin-up, grip the bar underhanded, keep your arms in close and pull yourself up until your chin is above the bar. A pull-up is the same exercise only using an overhand grip.

A painful collarbone during push-ups may indicate a range of different problems from a mild case of tendinitis to injuries that should get medical attention.

As much as eighty percent of all chest pain seen in primary care settings is musculoskeletal in origin.

Snapping, cracking or popping elbows during push-ups doesn't sound good, but in most cases it's not harmful. Warming up and stretching may help stop the pop.