Circadian Rhythm News and Research

Latest Circadian Rhythm News and Research

Scientists examine hormonal links between diet and obesity

Obesity is a growing public health crisis, bringing with it many serious risk factors, including cardiovascular disease and type 2 diabetes.

24 May 2019

Circadian rhythm influences immune responses across a range of diseases

Researchers in Switzerland have conducted a review of studies looking at how circadian rhythm affects the immune response and severity of illnesses ranging from heart attack to allergy.

20 May 2019

Study compares gestational diabetes in India with Sweden

Indian women are younger and leaner than Swedish women when they develop gestational diabetes, a new study from Lund University shows.

26 Apr 2019

Scientists develop maps of two melatonin receptors vital for sleep, other biological processes

An international team of researchers used an X-ray laser at the Department of Energy’s SLAC National Accelerator Laboratory to create the first detailed maps of two melatonin receptors that tell our bodies when to go to sleep or wake up and guide other biological processes.

26 Apr 2019

Circadian rhythm plays a part in weight loss

Weight watchers worldwide need to not only be careful about what to eat but also about the timing of the food intake finds a new study.

26 Apr 2019

Morning exercise may burn more calories

Exercising in the morning rather than in the evening may be more beneficial to health, as research shows that morning exercise burns more carbohydrates.

19 Apr 2019

Common sleep myths may pose a significant public health threat

People often say they can get by on five or fewer hours of sleep, that snoring is harmless, and that having a drink helps you to fall asleep.

16 Apr 2019

GC-MS/MS of dried urine is a ‘good surrogate’ for serum testing of hormones

Researchers have shown that analyzing dried urine extracts with GC-MS/MS to assess levels of reproductive hormones in pre-and post-menopausal women provides similar results to radioimmunoassays using serum samples.

5 Apr 2019

Daylight saving affects body clock, increases risk of heart attack and stroke

Experts have been studying the effects of daylight saving has on circadian rhythm, also known as the body's internal clock.

12 Mar 2019

Fat cells exhibit circadian rhythms affecting critical metabolic functions, study finds

Fat cells in the human body have their own internal clocks and exhibit circadian rhythms affecting critical metabolic functions, new research in the journal Scientific Reports, finds.

25 Feb 2019

Insufficient sleep mirrored by DNA from blood leukocytes

An insufficient amount of sleep and qualitatively poor sleep are common among the general population. Prior studies have indicated that prolonged insufficient sleep and poor sleep quality are associated with a heightened risk of cardiovascular diseases, dementia and psychiatric disorders, particularly depression, yet the molecular mechanisms underlying this connection are not well known.

7 Feb 2019

Genetics determine whether you are an early riser or a night owl

An international study has shed light on how the genetics behind the human body clock may be linked to mental health and disease.

29 Jan 2019

Physicians say eSport players should be treated as college athletes

With more than 80 US colleges offering varsity eSport teams, physicians writing in the British Journal of Medicine say collegiate players should be treated as athletes, with an appropriate level of medical care to promote continuing health.

23 Jan 2019

Researchers reveal how fasting leads to better overall health

In a University of California, Irvine-led study, researchers found evidence that fasting affects circadian clocks in the liver and skeletal muscle, causing them to rewire their metabolism, which can ultimately lead to improved health and protection against aging-associated diseases.

16 Jan 2019

Sleep Research Society selects four outstanding scientists as recipients of 2019 SRS awards

The Sleep Research Society has selected four outstanding sleep and circadian scientists as recipients of the 2019 Sleep Research Society awards, which recognize excellence in sleep and circadian research.

11 Jan 2019

Gene governing body's biological clock acts differently in males versus females

Research suggests that a gene that governs the body's biological clock acts differently in males versus females and may protect females from heart disease.

10 Jan 2019

Brazilian professors propose guidelines for therapeutic use of melatonin

Sixty years after melatonin was isolated and with more than 23,000 published studies showing the many functions of this hormone secreted by the pineal gland, guidelines should be discussed and established for its therapeutic use.

11 Dec 2018

Researchers identify link between obese teens' sleep health and insulin sensitivity

Researchers at Children's Hospital Colorado have identified a connection between overweight and obese teens' sleep health and their insulin sensitivity.

4 Dec 2018

Night owls may have increased risk of ill health, study finds

Night owls may have a higher risk of suffering from heart disease and type 2 diabetes than early risers.

30 Nov 2018

Personalized scheduling of radiotherapy using genetic data could reduce side effects

A new clinical study led by the University of Leicester and conducted in the HOPE clinical trials facility at Leicester's Hospitals has revealed the pivotal role that changing the time of day that a patient receives radiotherapy could play in altering radiotherapy toxicity.

16 Nov 2018