Core Strength 1

Mark Verstegen & WNBA star Ticha Penicheiro show you how to improve your core strengh.

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Meet Mark Verstegen

Mark Verstegen is owner and president of Athletes' Performance, which provides athletes with cutting-edge training based on the latest sports science.

Read More about Mark Verstegen

In what year did the quarterback sack become an official NFL statistic?

Free Training Videos

Super 7: ESD
Mark Verstegen, fitness guru, outlines the principles of Energy System Development.
Super 7: Foam Roll
Incorporate self-massage therapy into the regeneration process with this workout.
Ultimate: Shoulders
Power up your posture muscles with exercises designed to develop your deltoids.
Ultimate: Arms
Flex your way to firmer, fitter arms in this biceps- and triceps-strengthening class.
Training Equipment
Mark Verstegen shows you that the right fitness equipment leads to maximum results.
Super 7: Overview
Mark Verstegen's "Super 7" components of fitness will change the way you workout.
Super 7: Movement
Workout to lessons designed to build mobility, flexibility, stability and strength.
Super 7: Core 101
Strengthen your core as we introduce you to the concept of neutral spine.
Rope Fitness Intermediate
Tame lower body tightness with self-massage and stretching exercises.
Physioball Advanced
Fitness expert Mark Verstegen shows you a physioball workout that'll produce results.
Goal Setting
Welcome to the Sportskool philosophy and how to achieve your fitness goals.
Core Strength 2
Mark Verstegen continues to offer up the secrets to improving core strength.
Core Strength 1
Mark Verstegen & WNBA star Ticha Penicheiro show you how to improve your core strengh.
Beginner 3
This lesson adds basic weight training into the Workout Now Series.
Beginner 1
This lesson serves as an entry point to the Workout Now Series.
Back Pain L3
The final entry in the series designed to alleviate back pain.
Back Pain L2
The second entry in the series designed to alleviate back pain.
Back Pain L1
Stop back pain & keep it from coming back with techniques from trainer Mark Verstegen.
Ankle Foot Pain Prevention 3
An advanced level program designed to alleviate ankle and foot pain.
Ankle Foot Pain Prevention 2
An intermediate level program designed to alleviate ankle and foot pain.
Ankle Foot Pain Prevention 1
A beginner level program designed to alleviate ankle and foot pain.
411 Intermediate 11 Foam roll
Tame lower body tightness with self-massage and stretching exercises.
Ultimate: Express
Build your body with Terry Simpson and 10 exercises for time-challenged toners.
Ultimate: Glutes
Take your gluteus medius to its maximus with this butt-burning workout.
Ultimate: Lower Legs
Count down to killer calves, shins and ankles with fitness instructor Terry Simpson.
Ultimate: Upper Legs
Give your legs a lift with this intensive thigh- and quad-toning workout.
Ultimate: Abs
Get ripped with trainer Terry Simpson as he strengthens and lengthens your midsection.