What your body repair itself for exercise both mentally and physically and reduces the chances of injury

As far as I know sleeping well is one action that can assist in both physical and mental reparations. Without sleep you can’t form or maintain the pathways in your brain that let you learn and create new memories, and it’s harder to concentrate and respond quickly.

with out the ancient ppl we wouldnt have medicine beacuse they taught us.

age might have something to do with behavior depending on the age because not everyone who is the same age acts the same like 2 year olds could have bad behavior but some won't.

i hope this : )