Matt Marshall

Matt Marshall is the founder and owner of Fitness Under Oath. He developed his unique fitness methods after nearly a decade of continuous research, self-experimentation and analysis. Marshall specializes in helping people improve their performance, body composition and overall fitness.

The ‘Half As Good As Herschel Walker’ Workout Challenge

If you need a new challenge to shake up your current fitness routine, I invite you to try the "Half As Good As Herschel Walker" workout challenge....

2013-09-26|Uncategorized|

Can You Pass the Chicago Bears Conditioning Test?

With more N.F.L. teams adopting a faster "college-style" offense, players on both sides of the ball must adapt to a faster game. The snaps are getting...