Yes — obsessing over your sleep tracker's nightly score can genuinely make your sleep worse. The condition has a name: orthosomnia, and it happens when the anxiety of chasing a "perfect" score keeps you awake longer than the poor sleep itself ever would.

Nearly half of U.S. adults now use a wearable or app to track sleep, and the majority say they act on what the data tells them. But consumer trackers don't measure brain waves — they infer sleep stages from movement and heart rate, which means the "deep sleep" percentage you're stressing over is often an estimate dressed up as fact.

How Orthosomnia Actually Works

The mechanism is a feedback loop, not a personality flaw. You check your app, see a mediocre score, and your brain interprets that number as a threat. This triggers a mild stress response — an uptick in cortisol and heart rate — at the exact moment your body needs to be winding down. The device built to lower your stress about sleep ends up manufacturing it instead.

Research using the Bergen Orthosomnia Scale estimates that between 3% and 14% of regular tracker users meet criteria for the condition, and those affected consistently show higher insomnia scores than non-trackers. The anxiety and the poor sleep reinforce each other.

Signs You Might Be Dealing With It

  1. You feel more anxious after checking your sleep score than before you looked at your phone.
  2. You lie still in bed longer than necessary just to "improve" your tracked sleep duration.
  3. You trust your wearable's data over how your body actually feels during the day.
  4. You've started avoiding sleep studies or professional input because you already "have the data."

How to Use a Tracker Without Losing Sleep Over It

  1. Check weekly averages instead of nightly scores — one bad night is noise, not a verdict.
  2. Focus on how you feel during the day rather than the number on the app.
  3. If a low score is causing more stress than insight, take the device off for a week and compare how you feel without it.
  4. Treat consistent bedtimes and wake times as the metric you can actually control, rather than chasing a specific deep-sleep percentage.

Sleep trackers can be genuinely useful for spotting long-term patterns. The problem isn't the data — it's letting a single number override how rested you actually feel.