@icemasterpt The hamstring movement should just be nordic curls, they're crazy good.
Look at "How to be a worldclass athlete" video on youtube.
Good idea to OP, if you could get it into a App format, with timers ect ect. Easy money.
£5 to buy on the app store, good luck.
Look at "How to be a worldclass athlete" video on youtube.
Good idea to OP, if you could get it into a App format, with timers ect ect. Easy money.
£5 to buy on the app store, good luck.