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.

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...

2014-11-12|Strength Training|

How to Get Fit Like a Marine

The Marine training regimen is a combat-conditioning program designed to keep "America's Best" ready for combat and instill consistency across the board. The training prepares every Marine, regardless of age [...]

2014-10-28|Strength Training|

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...