You may have heard about the 12-3-30 workout. The trendy fitness approach is all over TikTok, where the hashtag #12330 has amassed more than 374 million views. Any fitness trend or tips found on the ...
21-15-9 is one of CrossFit’s most recognizable and widely adopted workout formats. The structure is straightforward: you complete one or two movements for 21 repetitions each, then repeat those ...
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