What are appropriate strength ratios for opposing muscle groups?
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Hello Jonathan Glick,
This may be something you already saw.
http://www.brianmac.co.uk/sambc.htm
Take care,
Natalie
NAPS 2 B Fit
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Hello Jonathan Glick,
This may be something you already saw.
http://www.brianmac.co.uk/sambc.htm
Take care,
Natalie
NAPS 2 B Fit