Build core strength and stability as trainer Jeremy Scott demonstrates.
Dwayne Johnson's four-minute YouTube production offers a glimpse of his intensity in the gym.
Florida man posts YouTube video of his fitness exploits.
Uneven loads will build a rock-solid core while also cranking up the heart rate.
Trainer says her fitness regimen is "not for faint of heart."
This movement promotes mobility and coordination in addition to building strength.
Santa Fe, Boulder and Jackson, Wyoming, are among the picks.
Trainer Alexia Clark demonstrates how you can build total-body endurance with just three exercises.
It's so tough, you probably won't be able to do it on your first try.
Tuition isn't cheap, so if you have access to free amenities, you should definitely consider putting them to use.