Having manned the position during his own playing career, Los Angeles Chargers coach Jim Harbaugh is well aware how important it is to keep a quarterback healthy. According to Joey Bosa, Harbaugh has put in place some unusual new rules in order to ensure Justin Herbert––and his hands in particular––remain in good condition.

Jim Harbaugh takes a unique approach to the cold tub. During an appearance on the Green Light with Chris Long podcast, Los Angeles Chargers defensive end Joey Bosa revealed that his head coach will hop into the cold tub without removing any clothing.