Sleep Tracking
Sleep measurement, quality, and recovery data.
Do Weighted Blankets Actually Help You Sleep?
The best trial is genuinely good and genuinely striking. It was also in psychiatric patients, and the number it produced is the kind that needs replicating.
Does Red Light Therapy Work for Sleep and Focus?
Red light has genuine clinical uses. The ones a desk worker is buying a panel for are the ones with the least evidence behind them.
Mouth Taping: Does It Work, and Is It Safe?
The fastest-growing sleep search of 2026 has one systematic review behind it, and its conclusion is a safety warning rather than a verdict on effectiveness.
Does Magnesium Actually Help You Sleep?
The most searched sleep supplement of 2026 rests on 151 older adults and a manufacturer-funded trial whose competing interests were initially left out.
How Much Does One Bad Night’s Sleep Actually Cost You?
The effects of sleep loss are not uniform, and the pattern of what suffers most is more useful than knowing that something does.
Can a Sleep Tracker Make Your Sleep Worse?
Sleep clinicians started seeing patients who trusted their tracker over their own experience. The name they gave it, and why the data is weaker than it…
Does Sleep Hygiene Actually Work?
Sleep hygiene is what you get told first. The evidence says it is what works least, and that the thing that works better is rarely offered.
Does a Daytime Nap Actually Help You Work Better?
The original could not answer whether naps leave you groggy. A polysomnography study now can, and the answer is more reassuring than the meta-analysis suggested.
Does a Drink Before Bed Actually Help You Sleep?
The most cited review on this was formally contested by eight sleep specialists. The original version of this article could not retrieve their argument. Now it…
Does Working Out at Night Ruin Your Sleep?
The meta-analyses cleared evening exercise years ago. Then a study of four million nights complicated it. The two findings turn out to be compatible.
Can You Catch Up on Sleep on Weekends? Two Literatures, Two Answers
Two bodies of evidence answer the weekend catch-up question in opposite directions: short-run laboratory markers and a 13-year mortality cohort. Here is what each one can…
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Tags cut across the four pillars, so a subject can be followed wherever it turns up.
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How these articles get written
Every claim is traceable to a named source, and where the evidence is thin that gets said rather than smoothed over. Read the research standards to see what a claim has to clear, or read about TorpidLife.