There was a study that showed elite powerlifters increased their lifts more training 6x a week than 3x a week with the exact same volume and percentages. Just split in two
I was interested in how the body adapts during puberty or just after to the tasks that are thrown at it as a matter of survival, as it seems a time when the body is very adaptable to change. Not necessarily a bunch of roidraging bozos training at Westside or similar locality.