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8 comments

CrackerJackWorks's picture
CrackerJackWorks
9357 pencils

sweet incentive!

certaintly's picture
certaintly
4060 pencils

nice

morse's picture
morse
14027 pencils

It's cool, but you don't need to have very high heart rate to have a good workout. In fact you should train at 70%-80% of your max.

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kleenex's picture
kleenex
22740 pencils

Great idea....

Inkwell's picture
Inkwell
148 pencils

Well done!

ThisIsGuerrilla's picture
ThisIsGuerrilla
49 pencils

good :)

Tero Ylitalo's picture
Tero Ylitalo
577 pencils

Have to agree with morse. It's still a nice concept and will deliver the message.

Jackbr's picture
Jackbr
1346 pencils

Great

Jack

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