Getting close to the final repetitions in weight-bearing exercise, without pushing to failure, can lead to 300-500% increases in resting and subsequent night's growth hormone levels.

“if it's weightbearing exercise it would be getting close to that um final repetitions where you can't complete them but not pushing through those or even going to failure but getting close leads to anywhere from 300 to 500% increases resting growth hormone levels and 300 to 500% increases in growth hormone the following night when you go to sleep which is incredible”