Ronnie Coleman, 8x Mr Olympia and arguably the greatest ever, could perform the splits on stage at near 300lbs!
The theory behind this is that when you perform deep stretches, you expand the fascia that surrounds the muscle bellies, and allow it more room to grow.
Chest
Triceps
- Hold the stretch on a one-arm overhead dumbbell extension behind the head
- Hold the bottom position of a dip
- Hold the bottom of a bodyweight triceps extension on a bar (pictured)
Back
Quads