baronius
12-08-06, 10:06 AM
What is the correct way to perform crunches?
http://www.usmc.mil/directiv.nsf/0dce83e13c9c8aa685256c0c0066c2e0/c24965ff4beafa6185256bcd004aeac1/$FILE/MCO%20P6100.12%20W%20CH%201.pdf
Go to page 25 of 131. This is the Marine Corps Order.
Semper Fi