IF YOU’RE OVER 40, the first time you heard the word “isometrics” was probably in the context of an exercise program your Dad used to get the 1970s version of jacked. Contract and hold a muscle, the ...
Contract and hold a muscle, the thinking went, and you’d get bigger, stronger, and leaner - no movement necessary. Isometrics was such a hot trend a few decades ago that it even warranted an ...
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