Pretty much the only data I care about from my watch (that only it can gather) is my sleep, so I just stick it on the charger in the day, eg when having a meal,

Pretty much the only data I care about from my watch (that only it can gather) is my sleep, so I just stick it on the charger in the day, eg when having a meal, when showering, or an hour before bed, when I also don't have to worry about urgent notifications.