Tag
Sleep quality
Page 3 of 6
Insomnia tracked death risk only when sleep was measured
In the Wisconsin Sleep Cohort, 767 adults were followed for a median of eight years. Insomnia with under six hours on an overnight recording carried 2.6 times the risk of dying. Insomnia with self-reported short sleep carried none.
Aug 8, 2026
Magnesium: uses, evidence, dosing and safety
Magnesium is bought mostly for sleep, which is its weakest evidence. Its real results are elsewhere: blood pressure in people who are short of it, migraine frequency, and heart rhythm after surgery.
Aug 6, 2026
Melatonin use in children tracked with less REM sleep
A JAMA Network Open study matched 342 pairs of children at a sleep clinic. Those prescribed melatonin had a lower share of REM sleep, and no other measure differed.
Aug 6, 2026
Melatonin worsened blood sugar, but only in gene carriers
A tightly controlled Diabetes Care trial gave the same 21 adults both 5 mg of melatonin and a placebo. Glucose tolerance worsened in the 10 who carry a common diabetes risk variant, and not in the 11 who do not.
Aug 6, 2026