Squeeze in a workout on a tight schedule with circuit training. Select one exercise for each body part and move as quickly from one exercise to the next as you can, safely. Working through all the exercises once is one circuit, but try a couple of them. You may even reap some cardio benefits!

Learn the ins and outs of intensity, and make the most of your cardio workouts.
By Matt Fitzgerald

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When it comes to overhead presses, which is better—standing or seated? Behind-the-neck or press in front of the neck? What is the optimal grip width?
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Essential nutrients you need to create a strong and healthy new you.

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