sleep duration – Medxy AI

Illuminating the Night: How Nighttime Light Exposure Impacts Cardiac Structure, Function, and Cardiovascular Risk

By MedXY 09/15/2026

Nighttime light exposure over 3 lux is linked to adverse cardiac remodeling, subclinical functional decline, and increased cardiovascular events, partly mediated by shorter sleep duration, underscoring the importance of dark nights and sleep for heart health.

Neurology news

Optimal Sleep Duration Mitigates Cognitive Decline and Dementia Risk in Focal Epilepsy: Insights from the UK Biobank Study

By MedXY 04/25/2026

A UK Biobank study reveals that optimal sleep (6-8 hours) improves executive function and reduces dementia risk in focal epilepsy patients, with effects surpassing those in stroke patients. Nonoptimal sleep exacerbates cognitive deficits up to 8 years pre-diagnosis.

Cardiology Clinical Updates Family Medicine & Nutrition news Specialties

Is More Sleep Better for Cardiovascular Health? Unveiling Risks of Long Sleep Duration and the Protective Role of the Mediterranean Diet

By MedXY 08/26/2025

Long sleep duration is linked to increased cardiovascular events in coronary heart disease patients, but adherence to a Mediterranean diet may mitigate these risks, emphasizing sleep's impact on heart health.

Medical News Neurology news Specialties

Insufficient Sleep and Late Bedtimes: A Risk Factor for Early Puberty?

By MedXY 08/04/2025

Research links insufficient sleep and late bedtimes to higher risks of central precocious puberty in girls, with notable sleep issues appearing years before puberty onset.

Cardiology Medical News Specialties

Long Daytime Naps and Short Nighttime Sleep Linked to Triple the Risk of Atrial Fibrillation: Insights from a Spanish Cohort Study

By MedXY 07/29/2025

Extended daytime naps and inadequate nighttime sleep independently and synergistically elevate the risk of incident atrial fibrillation, according to a large Spanish cohort study.