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Melatonin impairs morning cognition in healthy young adults

Hacker News Top · 2026-08-09

A study reports that melatonin impairs cognitive performance in the morning among healthy young adults.

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Omni-Sleep: A Sleep Foundation Model via Hierarchical Contrastive Learning of CNS--ANS Dynamic

arXiv cs.LG · 2026-07-10 Cached

Omni-Sleep is a sleep foundation model that uses hierarchical contrastive learning to capture CNS-ANS dynamics from multimodal polysomnography signals, outperforming strong baselines on sleep staging and multi-disease classification.

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Anker’s noise-blocking earbuds for sleeping are nearly half off

The Verge · 2026-07-07 Cached

Anker's Soundcore Sleep A20 noise-blocking earbuds are available at a new low price of $99.99, $80 off, at Best Buy and Target.

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Study suggests most Americans would be healthier without daylight saving time

Hacker News Top · 2026-06-30 Cached

A Stanford Medicine study finds that permanent standard time is healthier for most Americans than the current biannual time shifts or permanent daylight saving time, based on circadian rhythm analysis.

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Halo Stops Bedtime Scrolling so You Can Go the F to Sleep

Wired · 2026-06-18 Cached

Halo is a $49 app-blocking device that creates a geofence around your bedroom to automatically block distracting apps, aiming to help users stop bedtime scrolling and improve sleep.

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HyperSleep

Product Hunt · 2026-06-11

HyperSleep is a product that blocks social media access until you have actually slept, helping users enforce healthy sleep habits.

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Amazon’s Echo speakers can now help kids wind down and fall asleep

The Verge · 2026-06-10 Cached

Amazon has launched Sleep Studio for its Echo and Echo Kids speakers, offering bedtime stories, relaxing sounds, and guided meditations to help children wind down and sleep, available via an Amazon Kids Plus subscription.

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