A person who has no debauchery, fair-weather friends and is very honest with himself must let his soul control his body.
There is only one way to take care of him. After exercise, buy him a fascia gun.
Excessive exercise can lead to severe muscle soreness. If he is lying in bed after a bath, you can massage him with a fascia gun.
He will think you are a bodhisattva. Don't ask why, that's how my wife got me.