Lunia blog

Peer-reviewed sleep research, translated into the routines and decisions that matter before bed.

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Woman in her fifties sitting on the edge of her bed in soft morning light, reflecting on sleep changes during perimenopause
Sleep in Perimenopause and Menopause
May 27, 2026
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Woman sleeping peacefully in soft natural light with a warm glow over her chest, illustrating the heart's overnight recovery window during sleep
Sleep and Heart Health: The Overnight Recovery Window
May 27, 2026
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Illustration of sleep tracking devices with eye motifs, questioning whether constant monitoring helps or harms sleep
Sleep Tracking, Is It Helping or Hurting You?
May 01, 2026
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Polaroid photos of a woman fanned out on a wooden desk, progressively blurring from sharp to unfocused, representing cognitive decline after 24 hours without sleep
What Happens to Your Brain on No Sleep for 24 Hours
May 01, 2026
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Elite tennis player preparing on court, representing the routines of the world's highest performers
The Sleep Habits of the World's Highest Performers
Apr 18, 2026
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Woman sitting on the edge of her bed in soft morning light holding a coffee mug, slightly blurred to suggest grogginess from accumulated sleep debt
Sleep Debt: Can You Actually Catch Up?
Apr 18, 2026
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Sleep and Testosterone: What One Week of Bad Sleep Costs
Sleep and Testosterone: What One Week of Bad Sleep Costs
Apr 15, 2026
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