While presenting an award at the VMA's last night, Michael Phelps finally revealed the real reason behind his viral grumpface.
When you're ready to leave it all out there on the gym floor
There's never been a better catalog for breaking a sweat.
Move to these grooves: the host of The Biggest Loser swears -- and sweats -- by 'em.
You just sweat your reps; trainer Brett Hoebel will play DJ. These songs will motivate you through his 20-minute circuit workout.
We took a peek at the man of steel's iPod for the right mood music for working your booty off. Download his workout playlist here.
These remix picks will give you not only the vibe inside Hard Candy but also a sample of what may be playing during Madonna's own sweat sessions.
Add these songs to your workout playlist for a motivating sweat session.
The Olympian shares the songs that get her pumped up for a workout or ski competition.
We caught up with Faith Hill, five-time Grammy winner, mom, model, actress, and perfume princess (she just released a new fragrance, Faith Hill True).
The Dancing with the Stars pro dancer listens to these tunes to stay motivated at the gym.
The Sex and the City star listens to these songs to get motivated to go to the gym.
The actress shares the songs that keep her pumped up for her all-over toning and calorie-burning workout.
We asked Olympian and marathoner Kara Goucher for the songs that keep her pounding the pavement.
Get the songs Olympic figure skater and Dancing with the Stars champion Kristi Yamaguchi listens to for her pumped-up Pilates workout.
The actress and journalist admits to blasting Greek music in her convertible to relieve stress. Here she shares the songs she listens to when she needs motivation to work out.
Ever wondered what an Olympic athlete listens to when she needs to focus? Olympic softball player Jennie Finch shares her favorite mix of tunes. (Can you tell she's a country girl at heart?)
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