You NEED to start doing this for BIGGER BICEPS!

Alright, quick tip: if you have access to this preacher curl machine, start using it. Unlike using a dumbbell where there’s no tension at the top due to gravity acting downward, the resistance on this machine is actually acting forward meaning that it allows you to squeeze your biceps at the top under maximal tension for a full contraction.

I hope that helps and subscribe for more lifting tips! #Gym #Shorts