Dive into what makes plyometric training so great for runners and which exercises you should start doing today to dominate your next race.

Browse Sophie Gray’s popular Instagram account ([@WayofGray](https://www.instagram.com/wayofgray/)) and you’ll notice two things right off the bat: her big, silly smile that makes you feel like she’s already your BFF and her constant encouragement towards self-love and healthy living.

Wanna look rockin’ from behind? Drop it like a squat! Squats are arguably the best exercise you can do for your derriere. If you want a better booty, why not join the LIVESTRONG team’s squat challenge?

In a sea of fitspiration on Instagram, it can be impossible to find a relatable voice. That’s why we’re psyched about Sophie Gray, a 21-year-old registered holistic nutritionist and certified personal trainer with enviable abs and a body-positive message.

Now that it's week 3 of the squat challenge, it's a great time to introduce some new squat variations into your routine. Here are 15 options for you to try.

Ready for the first week of the LIVESTRONG.COM 30-Day Squat Challenge? Here are 7 tips to help you make the most of this next month.

Just because the squat challenge is nearly over doesn't mean you have to stop your booty-building efforts. Here's what you need to know to keep those glutes strong.

Squats are a great glute-strengthening exercise that will make you butt look great! But here are three other, often-forgotten things you should also incorporate into the squat challenge.

Squats aren't the only exercise for your glutes (though they're certainly effective). Here are 17 of the best exercises you can do for your backside.

Don't let your squat routine get boring! Once you've mastered the basic squat form, give one of these 11 other squat variations a shot.

No room at the gym? No problem. It actually doesn’t take a lot of equipment to get a killer workout. In fact, all you need is a barbell, dumbbells and two kettlebells! So the next time all the machines at the gym are taken, don’t sweat it.

Angela Davis speaks with LIVESTRONG.COM's Michelle Vartan about overcoming depression with SoulCycle, faith, and fitness.