DanvilleFit.com

If you fancy a supreme challenge, take a look at this workout used to get actors in shape for the movie 300. A word of warning, it's a real killer, no joke.

Perform this routine twice a week for 4 weeks. Any more than that could lead to overtraining. Do not rest between sets.

Overhand Grip Pullups - 25 reps

Deadlifts with 135lbs - 50 reps

Pushups - 50 reps

24-inch Box jumps - 50 reps

Floor wipers (laid on the floor holding a barbell above your chest with locked out arms, bring your straightened legs upwards to the left side, lower, then repeat on the right side; that's 1 rep)- 50 reps

Single-arm Clean-and-Press with 36lbs Kettlebell - 50 reps

Underhand Grip Pullups - 25 reps

If you cant manage such a challenge yet, consider this workout to ease yourself into the big boy.

15 Bodyweight rows

25 Bodyweight squats

15 Pushups

50 Jumping jacks

20 Burpees

10 Close grip pushups

15 Bodyweight rows

You'll be a lean, mean killing machine in no time!