Exos | Formerly Core Performance

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Build Muscle


Split Squat - Front Barbell

Build strength in your glutes, hamstrings and quads with this lower body exercise.


Curl to Overhead Press - Standing Dumbbell

Build strength in your biceps and shoulders with this efficient movement.


Core Performance and Intel Partner to Advance Fitness Technology

Watch this video to see how Intel and Core Performance are teaming up to help you train smarter.


Chest Press - Assisted Stance (TRX)

Build strength in your chest and arms while working your pillar strength with this effective movement.


Chest Fly - Assisted Stance (TRX)

Work your chest and torso stability with this effective movement.


Biceps Curl - Assisted Stance (TRX)

Build strength in your arms while challenging your pillar strength at the same time.

New Content

Latest Tagged Build Muscle


Q&A: Supplements for Vegetarian Bodybuilders

Three things to know if you train hard and don't eat meat.


The Complete Guide to Creatine

Everything you need to know about this muscle-building, strength-boosting, health-promoting supplement.


Beta-Alanine May Reduce Muscle Fatigue, Says Study

A new study found that taking beta-alanine may help reduce acid buildup caused by intense exercise.

The Performance Life

Get Lean and Strong At Any Age

Our author provides a first-person account of his body composition through the years. Use his tips to stay lean and strong.


The Core Performance Training Philosophy

Just getting started with Core Performance? Learn the basics of our approach to performance training and how you can benefit from it.