3don MSN
No, not sit-ups — try the runner's plank to strengthen your abs without hurting your lower back
The runner's plank is an alternative I use as a certified trainer when sit-ups aren't possible, and this is exactly how to do ...
The cable biceps curl can be the key to building strength through the lengthened position of the biceps – but it's not the ...
Tech Xplore on MSN
Artificial muscle can switch from soft to rigid to support 4,000 times its own weight
A research team affiliated with UNIST has unveiled a new type of artificial muscle that can seamlessly transition from soft ...
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