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Your regular work out just won’t cut it for this wildly challenging race.
Even with short bursts of interval training, the post-exercise calorie burn adds up.
Dying to try a Tough Mudder? Bear Grylls reveals his training tips to get you started.
Squeezing in one more endurance race? Here are 9 expert tips on how to improve your time.
Moments that inspire us to go that extra mile.
If you're into CrossFit workouts, but don't have time to join a box - here's two workouts you can do anywhere.
Dramatically increase your metabolism and endurance with this 5 round circuit routine.
After you've completed your 'regular' routine, finish off your legs with this brutal leg press test.