George Kalantzis

George Kalantzis

George Kalantzis is a group instructor at Cressey Sports Performance (Hudson, Massachusetts). He has a Master's Degree in Business and a Personal Trainer Certification through the American Council of Exercise (ACE). He learned to love fitness while serving in the Marine Corps, where he took multiple leadership courses, trained at the FBI Academy, and completed tours in Iraq and Afghanistan.

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Training With Performance Pyramids

Many athletes' and coaches may be quick to jump to advanced progressions of load and sessions of high intensity; and while some athletes may be able to...

Mindset Development: Making Quick Decisions On and Off the Field

In today's world of sports, simply being athletic does not guarantee you a spot in the pros or that scholarship you've been always dreaming of. Sure,...

Why You're Not Reaching Your Strength and Speed Potential

The other day I had a client of mine ask me for some good glute activation drills.This made me think about common errors when it relates to glute...

How to Get Fit Like a Marine

Why Push-Ups Are Great and 5 Ways to Make Them Harder

I recently joined the team at Cressey Sports Performance astheir head group fitness instructor, and have come to notice that a lot of everyday people...