Andrew Heffernan

- Workouts -

One Month to Muscles

Want to get stronger, but don’t know where to start? This head-to-toe program from expert trainer Rachel Cosgrove will have you lifting smarter, feeling stronger and sporting more defined muscles — in just four weeks.

- Workouts -

End the Year Strong

Crank out your first pull-up. Do a handstand pushup. Jump higher than you thought possible. Here are three kick-butt exercise programs that will help you pull off a fitness victory before the year ends.

Core Essentials

These days, nearly everyone at the gym seems to have embarked on a “core-training” regimen of some kind. But what exactly does that mean? (Hint: It’s not about abdominal crunches.)