Nighttime Light Exposure Disrupts Pregnancy in Mice, Melatonin Offers Partial Rescue
A mouse study finds that dim nighttime light during pregnancy disrupts melatonin signaling, placental function and fetal outcomes, with melatonin ...
Tag: circadian rhythm
Scheduled Napping Emerges as Most Reliable Fatigue Fix for Shift Workers in Systematic Review
A systematic review of 89 studies finds scheduled workplace napping reduced fatigue in 15 of 16 cases, but only 19 ...
Night shifts in pregnancy tied to higher risk of child development concerns at age 4
Prenatal night shift work is linked to a higher risk of developmental screening abnormalities in children at age 4, with ...
Melatonin rise does not set the clock for the nightly shift in heart control, study finds
An exploratory study in ten healthy young adults found that the nightly shift in cardiovascular autonomic control did not depend ...
New Sleep Medicine Guideline Sets Evidence-Based Strategies for Shift Work Disorder
A new American Academy of Sleep Medicine clinical practice guideline provides evidence-graded recommendations for managing shift work disorder in adults, ...
Fatty liver disease blunts the overnight rise of thyroid-stimulating hormone
A prospective cross-sectional study of hospitalised adults found that the normal overnight rise in thyrotropin was attenuated in patients with ...
Body clock may shape cancer pain, but evidence remains thin, review finds
A PRISMA-guided systematic review of 39 studies finds suggestive but heterogeneous and bias-prone evidence linking circadian rhythms, clock genes, and ...
Circadian depression subtype identified in large Australian study
Researchers at the University of Sydney identified a subtype of depression associated with the body’s 24-hour circadian rhythm, using clinical ...
Circadian-Linked Endothelial State Offers New Clue to Stroke Recovery
A newly identified PI16-expressing reactive endothelial cell state with strong circadian gene activity supports neuronal survival and reduces brain injury ...
Body Clock, Gut Microbes and DNA Methylation Converge in Depression Study
A pilot multi-omics study links disrupted sleep timing, specific gut microbial signatures, and altered DNA methylation at neural-related genes in ...
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Mothers who receive childcare support from maternal grandparents show more parental warmth, finds NTU Singapore study
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University of Seville Breaks 120-Year-Old Mystery, Revises a Key Einstein Concept
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Bee body mass, pathogens and local climate influence heat tolerance
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Researchers record first-ever images and data of a shark experiencing a boat strike
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Groundbreaking Clinical Trial Reveals Lubiprostone Enhances Kidney Function
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