
Originally Posted by
gbrice75
I'm not sure how you came to understand that leg extensions/curls provide no benefit. IMO, any movement, done properly provides some benefit. I would not rely on leg extensions as my 'go to' leg exercise, and as such it's a supplemental (and non mandatory) exercise to squatting in my routine. I would prefer stiff leg deads over leg curls, however given the fact i'm DLing on back day, I wouldn't want to do another variation of the DL on leg day as that would just be killer.
So, neither are 'necessary' - but certainly not useless.