Never boring, never easy, always challenging — that’s what you get with a TRX workout. Utilized by some of the fittest people on the planet (including pro athletes and members of the military) because of its versatility, the TRX gives you the ability to seamlessly incorporate lower, upper, and core muscles for total body workouts with unparalleled benefits.

In honor of the Navy SEALs and all of our military heroes, we're dedicating this month's workout to the brave men and women who have served and continue to serve our country. It's meant to prepare your lungs and muscles for the Memorial Day weekend challenge of completing the "Murph" challenge.

Obstacle course races are all the rage at the moment, and with good reason: Few physical endeavors are as grueling. Courses are peppered with various challenges that require total-body strength and muscular and cardiovascular endurance. Since participants don't know what obstacles await, the only way to prepare is to prepare for absolutely anything. This month's workout does just that.

Feel the burn with this month's Full Body Fat Blaster workout. This fat-incinerating routine targets your upper body, lower body, and core — so pretty much your entire body — much more effectively than continuous moderate activity to improve cardio, respiratory, and mechanical functions. The real magic is the resulting boost to your metabolism, which means that you'll continue to burn fat long after you've left the gym.

Let's be real, we all went for seconds — if not thirds — at every holiday gathering or party we went to over the last few weeks. If you have some ground to make up in the fitness department, or if just want to kick start the new year with a serious jolt, try this Full Body Calorie Crusher workout. This workout features two levels and eight exercises for a mean challenge and a major calorie burn from head to toe.