How much should I trust sleep scores from wearables?
I’ve been trying to figure out how seriously I should take sleep scores from wearables.
For context, I train a decent amount. Mostly running, some cycling, and HIIT when I’m pretending I’m not tired. The problem is that once training gets heavier, it’s hard to tell the difference between “normal tired” and “you probably need to back off for a day.”
That’s why I started paying more attention to sleep tracking in the first place. Not because I think a ring or watch knows my body better than I do, but because I’m bad at noticing patterns until they’re obvious.
The annoying part is the score itself. If I wake up and see a bad sleep score, I immediately start acting like I failed an exam. Then I’m overthinking my workout, my coffee, my bedtime, everything. Which is probably not healthy either.
Lately I’ve been trying to treat the number more like a trend than a grade. One bad night doesn’t mean much. But if my HRV is low for several days, resting heart rate is up, and sleep looks worse during a hard training block, that seems more useful. More like a warning light than a final judgment.
I’ve been using a smart ring recently, RingConn, mostly because I wanted overnight data without wearing a watch to bed. It’s been useful for seeing longer-term patterns, but I still don’t totally know how much confidence to put in the actual sleep score.
For people who train regularly, how do you use sleep scores without letting them mess with your head? Do you mostly ignore the daily number and look at HRV / resting heart rate / trends instead?