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chronotype

This shows a person working early in the morning and one working at night.

·May 31, 2025·6 min read

Night Owls Face Faster Cognitive Decline

People who naturally stay up late, so-called "night owls", are more likely to experience faster cognitive decline than those who are early risers, according to a long-term study. Researchers found that unhealthy behaviors common in the evening, such as poor sleep, smoking, and drinking, may explain part of this risk.

Featured Neuroscience Psychology

·June 1, 2024·7 min read

Night Owls Beware: Late Bedtimes Harm Mental Health

Staying up late harms mental health regardless of one's natural sleep preference. Surveying nearly 75,000 adults, researchers discovered that both morning and night types who stayed up late had higher rates of mental disorders. Surprisingly, aligning with one's chronotype didn't matter—early bedtimes benefited everyone. The study suggests lights out by 1 a.m. for better mental health.

Featured Neuroscience Psychology

·January 4, 2024·3 min read

Early Riser? Anorexia Nervosa Linked to Morning Chronotype

Individuals with anorexia nervosa tend to be early risers, in contrast to many other mental disorders often associated with evening chronotypes. The study also finds a connection between anorexia nervosa and increased risk of insomnia.

Featured Neuroscience

·November 4, 2022·4 min read

The Early Bird May Just Get the Worm: Superior Verbal Intelligence in Early Risers

Contrary to previous findings, a new study reports those who rise early tend to have superior verbal skills compared to night owls.

This shows a tired looking woman in a morning sunbathed room

Featured Genetics Neuroscience Psychology

·June 22, 2021·4 min read

Personality Traits Relate to Being a Morning or Evening Person

People who ranked higher for conscientiousness and lower in openness tend to be morning people, a new study reports. Researchers say the link between personality traits and morning/evening chronotypes is partly due to genetic factors.

This shows a man working on some rail tracks at night

Featured Genetics Neuroscience

·June 1, 2021·3 min read

Early Bird or Night Owl? Study Links Shift Worker Sleep to ‘Chronotype’

Findings of a new study could help to design better strategies to improve sleep in workers with atypical work schedules.

Featured Neuroscience Open Neuroscience Articles

·February 23, 2021·3 min read

‘Night Owls’ May Be Twice as Likely as Morning ‘Larks’ to Underperform at Work

Study reports night-owls are more likely than early birds to underperform at work and retire early due to ill health or disability.

Featured Neuroscience

·September 16, 2019·4 min read

Teen girl ‘night owls’ may be more likely to gain weight

Teenage girls who experience inadequate sleep have an increased risk of obesity than their peers who prefer to sleep early. Interventions aimed at improving sleep schedules could be useful preventative tools for curbing obesity in teenagers.

This shows a sleepy woman reaching for an alarm clock

Featured Neurology Neuroscience Psychology

·August 25, 2019·4 min read

Night owls may have 10 percent higher risk of early death

A study that spanned 6.5 years reveals night owls have a 10% increased risk of death over those who sleep and rise early. Keeping late hours is also associated with numerous health risks, social isolation, and increased risk of depression.

Featured Genetics Neuroscience

·August 6, 2019·5 min read

1 in 300 thrives on very-early-to-bed, very-early-to-rise routine

Advanced sleep phase may affect as many as one in 300 people, and may be the result of a genetic trait.

Featured Neuroscience Open Neuroscience Articles

·November 30, 2018·6 min read

Is Being a Nigh Owl Bad For Your Health?

According to researchers, being a night owl puts you at increased risk of health issues such as type 2 diabetes and heart disease. One reasons why, researchers report, is those who stay away later at night have unhealthier eating patterns and diets.