'How to make the plank exercise harder'

'How to make the plank exercise harder'
02:50 Jul 12, 2023
'www.theproactiveathlete.ca  Let\'s all be honest.  The plank exercise can be BORRRRING!  When an exercise is boring, people stop doing it.  Pete shows you two ways to get more out of your plank exercise (and hopefully increase compliance!)' 
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