Health
Sleep Economy: Tracking, Hacking, Buying Rest
The sleep industry hits $585 billion as Americans invest in mattresses, trackers, and supplements to optimize rest. But obsessing over sleep data might actually backfire.
Feb 15, 2024
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7 stories for“sleep tracking”
Health
Sleeping Through a Gulf Summer: Why Heat Wrecks Sleep and What Helps
Falling asleep requires your core temperature to drop, which is difficult when the night does not cool. The fixes that work target body temperature rather than room temperature, and cost very little.
Aug 13, 2026
Health
Yoga Nidra Is Not Sleep, and the Research on It Is Better Than the Research on Most Things Sold Beside It
A guided practice of lying still while systematically moving attention around the body. It has accumulated a real randomised trial literature for sleep, stress and anxiety, and a rebranded version has attracted claims that literature does not support.
Sep 4, 2026
Health
What Short Sleep Actually Does to Metabolic Health, According to Research
Trials now show insufficient sleep impairs insulin sensitivity directly, independent of weight gain, reshaping how doctors talk about diabetes risk.
Nov 2, 2024
