Night Owls at Greater Risk: Veteran Sleep Clock Tied to Depression and PTSD Symptoms
A new study of 144 US military veterans finds that evening chronotype is linked to more severe depression, PTSD, insomnia, ...
Tag: circadian rhythms
Later School Bells Give Teenagers an Extra Hour of Sleep, Major Analysis Finds
A new meta-analysis finds that delaying school start times gives middle and high school students an average of 69 extra ...
Health Evidence Favors Permanent Standard Time as Canada Moves to End Clock Changes
A new CMAJ analysis argues that if Canada ends the twice-yearly clock change, the health evidence favors adopting permanent standard ...
Light-Polluted Nights and Heat Push Day-Active Tiger Mosquitoes Into the Dark
A field study across 58 St. Louis sites shows that artificial light at night and extreme daytime heat interact to ...
Mathematicians Pin Down When Complex Oscillators Can Be Tuned at All
A new mathematical framework establishes when complex oscillators can be uniquely tuned to multiple simultaneous targets, validated on electronic genetic ...
Training at Your Daily Peak Does Not Boost Muscle Gains in Older Adults
A randomized controlled trial found that older adults gained the same muscle strength and mass whether they trained at their ...
Sleep Therapy Works Across Diagnoses, Even for Patients With Multiple Mental Illnesses
A secondary analysis of 489 community mental health patients found that the Transdiagnostic Intervention for Sleep and Circadian Dysfunction improved ...
Melatonin’s Many Promises Face a Pharmacokinetic Reality Check
A new review argues that melatonin's non-sleep therapeutic claims must be re-evaluated through measured drug exposure, since oral bioavailability is ...
Sex Rewrites the Fruit Fly Clock: How Mating Urges Shift Daily Routines Into Day or Night
New research shows that sociosexual interactions, acting through a dopamine circuit that bypasses the circadian clock, rapidly shift the daily ...
Intermittent Fasting Shows Early Promise Against Huntington’s Disease in First Human Trial
A 12-week pilot trial found that an eight-hour time-restricted eating window was feasible, well tolerated, and associated with favorable clinical ...
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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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