BY MICHAEL DE MEDEIROS & JIMMY PENA

You can run faster than the next guy, you can hit harder than your pals in a not-so-friendly game, you can throw with more accuracy than anyone in your league of Monday-morning quarterbacks, but none of that matters if you don’t have core strength. Want proof? Look no further than Kellen Winslow Jr, star for the NFL’s Tampa Bay Buccaneers. "The most important part of your body is your core when you’re training to be an impact player," says Winslow. So, start your journey to becoming an impact player with Kellen’s abs workout in the latest issue of Maximum Fitness--on sale now.

Also, in the September/October issue of Maximum Fitness:

TRAINING

SIX-PACK ABS IN 12 MINUTES
Football superstar Kellen Winslow Jr.’s
core workout for the MaxFit Guy

REACH YOUR RESTING POTENTIAL
How resting between exercises can bring you gains

HEALTH

BE YOUR OWN DOCTOR
Six tests all men should have for better health

FREQUENTLY ASKED QUESTIONS
Answering the MaxFit Guy’s toughest conundrums

FAT LOSS

DROP 7 POUNDS IN 7 DAYS
Jumpstart your new weight loss program

SEX

SEX FOR LIFE
Understanding the life cycle of your manhood