Lots of arm workouts singularly target the triceps, biceps and/or the shoulders. But if you don’t have time to work on each of these muscles separately, then give this tri-set workout a go instead. As ...
A tri-set, explained personal trainer Jeff Dettelis of Southtowns Fitness Center, is three different exercises done in a row without rest in between. "Once you have completed the three exercises, you ...
Beth Skwarecki is Lifehacker’s Senior Health Editor and has been writing about health, fitness, and science here since 2015. Beth was the recipient of the 2017 Carnegie Science Award in science ...
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