Irv Rubenstein holds a doctorate in exercise science and has run a personal fitness training studio for 35 years in Nashville, Tennessee. Obviously, he speaks positively about the benefits of ...

Obviously, he speaks positively about the benefits of using a personal trainer, and this goes for grizzled-gym goers as well as beginners. “Most anybody can teach you how to do a bicep curl ...

Irv Rubenstein holds a doctorate in exercise science and has run a personal fitness training studio for 35 years in Nashville, Tennessee. Obviously, he speaks positively about the benefits of ...

Irv Rubenstein holds a doctorate in exercise science and has run a personal fitness training studio for 35 years in Nashville, Tennessee. Obviously, he speaks positively about the benefits of ...