A 10-Minute Isometric Arm and Shoulder Workout for a Slow but Serious Burn | Livestrong.com
By Amanda Capritto
Plus, if you’re short on time, isometrics can provide a serious burn in just a few minutes. Want proof? Try this 10-minute isometric workout for your upper body that’ll leave your arms and shoulders shaking.
This workout is designed with built-in rest intervals, and if you want, you can extend it to a 20- or even 30-minute workout by doing both circuits two or three times through. Don’t underestimate it, though! Ten minutes is all you need for an intense arm workout.
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