it's just micro optimization. i shower cold every morning. it provides a little shock that get's me awake. but i have never found that this provides any noticea

it's just micro optimization. i shower cold every morning. it provides a little shock that get's me awake. but i have never found that this provides any noticeable health benefit. to me this obsession seems rather like an ersatz religion for people whose life is physically so comfortable that they seek ways to experience discomfort. louis ck complained about it quite eloquently on joe rogan.