It’s a one-hour, high-intensity bootcamp-style group exercise class that’ll get you toned and moving. Here to show us how it’s done is Kristy Meza, STRONG by Zumba Master Trainer. WHAT IS STRONG by ...
And, here's how to find your sweet spot for timing.
Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. So where should you ...
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