If you’ve ever hit the walking lunges in a Hyrox and felt your legs turn to fire, you’ll know the pain. Now imagine doing it ...

Anyone who's spent time in the military is very familiar with what it's like to push your body to the limit. However, one Navy veteran went out of his way ...

A US Navy veteran performed walking lunges for more than 4.06 miles - shattering two world records in the process. Mike ...

Michael McCastle set world records for most lunges in one hour and farthest distance lunged, completing the task over 20 hours. LAS VEGAS, Nev. — Las Vegas native Michael McCastle now holds the world ...

A US Navy vet did walking lunges for more 4.06 miles – breaking two world records in the process. Mike McCastle, 38, ...

Over the past few years, McCastle has completed 5,804 pull-ups in a single day, pulled a 5,000-pound truck across the Mojave Desert, and climbed a rope the equivalent height of Mount Everest. How on ...

WHIDBEY ISLAND, Wash. -- Mike McCastle is the type of guy who likes to go looking for a challenge. When he finds one, you don't want to get in his way. "Pain is a tool I use to gauge my progress," ...

In a monumental effort for his dad, Petty Officer Michael McCastle completed 13 miles flipping a 250-pound tire in cold and wet weather Saturday. Though McCastle lost his father the day before the ...

On May 22nd, Michael McCastle will attempt to raise much needed funds for Veteran Suicide Prevention by pulling a 2.2 ton truck for 22 miles across Death Valley in the Mojave Desert--the hottest ...

Ever flipped a massive truck tire? It’s a punishing, all-or-nothing exercise. If you can’t powerfully engage all of your muscles in sync, that mass of rubber is only falling back to where it started.