High-intensity interval training, or HIIT, is a great way to get in a fast, effective workout. This quick routine is helpful ...

For a program to be most effective, Washington recommends sticking to it for at least four to five weeks before changing it ...

Here's everything you need to know to get started packing on muscle with dumbbells, kettlebells, and barbells.

Hypertrophy is the increase in size and volume of muscle cells through a specific type of resistance training. Trainers ...

I saw—and felt—palpable strength improvements from completing four weeks of this program. I started with lighter weights than ...

When you cross the threshold into the holy place that is the gym, you probably get into your usual rituals right away—and that's fine. But here's the thing: By charging into a workout without the ...

Growing up, my mother showed me that weightlifting is for women every week as she lifted weights in our garage. As a toddler, I mimicked her strength training movements, which is why I now lift five ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." My name is Cori Ritchey, and I am an exercise physiology nerd turned fitness journalist, and the fitness ...

The fastest man of all time, Usain Bolt, changed the sprinting world forever by clocking the 100 meters in 9.58 seconds. But ...

When you lift heavy over time, you build reserves of strength. You accrue power for now, and also for later. It requires ...