Crunches are not functional. They only train one movement and there are very few activities that require training your abs in this way. Read our Top 5 Reasons to Stop Doing Crunches.
Stop Doing Crunches (aka Sit-Ups)
Crunches are not functional. They only train one movement and there are very few activities that require training your abs in this way. Read our Top 5 Reasons to Stop Doing Crunches.
TherExcel Golf Performance and Physical Therapy 