Rep ranges are all over the place during this 5-day program. But it's for good reason: to keep your muscles guessing... and growing!

This month-long, 4-days-a-week program will help you build big-time mass by way of undulating periodization and constant muscle confusion.

A full transcript of my 2017 talk and Q&A session at the University of Arkansas.

Research shows why the first half of your calf raise is the most effective.

Less rest = more muscle!

Here, I teach you how to get a complete upper body workout using nothing but medicine balls.

The apple's secret weapon for building muscle

Periodization is the key to seeing continued gains in size and strength from a training program. Here, I break down the most effective periodization models.

In less than a year, this 30-year-old mother turned her body around 180 degrees with the right training and eating habits.