Without optimal testosterone levels you have small chances of achieving any type of muscle growth. (fitnessandpower.com)
That's why it helps you build muscle and recover far more quickly than you can without optimal testosterone levels. (chadhowsefitness.com)
It's this trip to Maui, and this «accident» on the insanely poorly constructed slide, that first showed me the true power of optimal testosterone levels. (chadhowsefitness.com)