Sentences with word «chronobiology»

«Every organism, from primitive bacteria to human beings, have a biologically determined, internal body clock,» Till Roenneberg, a professor of chronobiology at the Institute of Medical Psychology at Ludwig - Maximilian University in Munich explained to the BBC recently.

In a recent study published in Chronobiology International, miscarriage rates were much higher for women in this group whose embryo transfers were conducted within 21 days of the start of DST, compared to those whose transfers were conducted the rest of the year.

«This is a public health issue that can no longer be ignored,» said Malcolm von Schantz, a professor of chronobiology at the University of Surrey.

In a paper published in April in Chronobiology International, Knutson and her colleagues followed about half a million people, ages 30 to 73, for about six and a half years.

What controls the clock, and hence the body rhythms it sets, is a puzzle that has kept a branch of physiology known as chronobiology in business for more than two decades.

Mary Carskadon, director of the Sleep and Chronobiology Research Laboratory at Bradley Hospital in Providence, Rhode Island, answers:

«If people can figure out ways to simulate changes in sunlight across the day, that would be perfect,» says Christian Cajochen, head of the Center for Chronobiology at the University of Basel in Switzerland.

The findings, which are published online in the journal Chronobiology International, may shed light on the impact of circadian rhythm changes on reproduction and fertility.

While chronobiology is still considered a young science, the possibilities it presents are endless.

«The tick and tock of your body clock can really affect your health,» says Michael Smolensky, PhD, cofounder and former director of the Memorial Hermann Chronobiology Center at the University of Texas.

«Our results suggest that these two risk factors both play a role in type 2 diabetes likelihood,» said corresponding co-senior author Frank A.J.L. Scheer, PhD, Director of the Medical Chronobiology Program and neuroscientist in the Division of Sleep and Circadian Disorders in the Departments of Medicine and Neurology at BWH.

In these conditions, tumor growth drops nearly in half,» explains Cermakian, who is also Director of the Laboratory of Molecular Chronobiology at the Douglas Mental Health University Institute, one of the research centres of the CIUSSS de l'Ouest - de - l'Île - de-Montréal.

Several experiments in chronobiology converge to the same observation regarding breakfast, e.g.: Watanabe Y, Saito I, Henmi I, Yoshimura K, Maruyama K, Yamauchi K, Matsuo T, Kato T, Tanigawa T, Kishida T, Asada Y. (2015).

We, however, have also argued that there is another kind of actual occasion, though at the same scale as quantum events, responding to the elemental and fundamental beats, musical lures, basic rhythms constitutive of cosmic order; in time, we believe that new sciences, such as chronobiology, will shed light on this process.

Mary A. Carskadon, PhD, is director of chronobiology and sleep research at Bradley Hospital and a diplomate of the American Board of Sleep Medicine.

Chronobiology research has brought the importance of healthy sleep to

The Sports and Exercise Medicine division, as well as Professor Christian Cajochen at the Centre for Chronobiology, took part in this extensive investigation involving 74 young male athletes.

In a 2013 study in the journal Chronobiology International, researchers found that «evening types» were 30 % more likely than «morning types» to have high blood pressure, even after they controlled for participants» total amount of sleep and sleep quality.

While chronobiology is a relatively new field in modern science, the importance of respecting the cycles of nature was well - known in ancient medical sciences such as Ayurveda.

A study conducted by the Sleep and Chronobiology Laboratory at the Department of Integrative Physiology Center for Neuroscience at the University of Colorado found that caffeine can actually delay the timing of your body clock resulting in a total reduction of deep sleep that you get [2]!

The theories of Creative Evolution thus become more comprehensible if viewed through the lenses of chronobiology.

Division of Sleep and Chronobiology, Department of Psychiatry, University of Pennsylvania School of Medicine, Philadelphia, PA..

«We know from our sleep loss studies that when you're sleep deprived, it negatively affects weight and metabolism in part due to late - night eating, but now these early findings, which control for sleep, give a more comprehensive picture of the benefits of eating earlier in the day,» said Namni Goel, PhD, a research associate professor of psychology in Psychiatry in the division of Sleep and Chronobiology, and lead author of the ongoing study.

J. Christian Gillin, a professor of psychiatry at the University of California, San Diego, conducts research on sleep, chronobiology and mood disorders.

Earlier research by senior author David F. Dinges, PhD, chief of the division of Sleep and Chronobiology, showed that cognitive performance and vigilant attention decline quickly after being awake past 16 hours or if sleep is chronically curtailed, which increases the risk for errors and accidents.

«This shows an increased willingness in parts of the population to give up pre-bed leisure activities to obtain more sleep,» said the study's lead author, Mathias Basner, MD, PhD, an associate professor of Sleep and Chronobiology in Psychiatry.

Chronobiology is the discipline that examines these and other questions about the circadian clocks of all living organisms from protozoans to humans.

Based on her dozens of studies in the field of chronobiology, Figueiro says she finds it implausible that dim light coming through a window shade, or from under a bedroom door, could possibly be bright enough to suppress melatonin — particularly when a person's eyes are closed during sleep.

He writes «A Blog Around The Clock,» a blend of chronobiology, science, media and education among other subjects.

The Penn team, led by Mathias Basner, MD, PhD, MSc, assistant professor of sleep and chronobiology in Psychiatry, David F. Dinges, PhD, professor and chief, Division of Sleep and Chronobiology, Department of Psychiatry, and Ruben C. Gur, PhD, professor of Psychology, Director of Neuropsychology, the Brain Behavior Laboratory, and the Center for Neuroimaging in Psychiatry, developed Cognition as a brief and sensitive computerized neurocognitive test battery for spaceflight.

Homogenous and functional population of keratinocytes and melanocytes derived from pluripotent stem cells were generated by designing a multi-step sequential protocol respecting the chronobiology of epidermis formation during human ontogenesis.

Chronophysiology is the branch of chronobiology that studies the timely organization of physiological processes.

Our methods of research are becoming more advanced and with that brings the reality that chronobiology will eventually become the leading scientific discipline.

Key words: motricity, movement, PD, attention, vigilance, chronobiology, virtual reality, electrophysiology, epidemiological cohort, neuropsychology, psychiatry, cognition, sleep, anatomo - pathology, biobank, surrogate marker, animal models, drug discovery, electrical stimulation, gene therapy, phototherapy, behavioral therapy.

«People who had five - hour sleep opportunities per night across a simulated workweek gained nearly two pounds,» says study co-author Kenneth Wright, Ph.D., director of the University's Sleep and Chronobiology Laboratory.

Chronobiology is a recently emerging science that examines the effects of our natural rhythms on our health and well - being.

Other potential mechanisms have been proposed for the PEBO, such as chronobiology - dependent changes in metabolism; however, there is currently no clearly and consistently shown physiologic mechanism to explain the PEBO.

Based on your built - in chronobiology, it's in the afternoon when your body temperature peaks, your post-workout protein synthesis peaks, your reaction time peaks and your ability to handle a difficult workout session peaks — making the latter half of the day a perfect time to throw down a difficult workout.

Chronobiology: Ayurveda holds that each 24 - hour cycle is divided into four - hour segments that are governed by the doshas.

Chronobiology; Cosmogony; Evolution; Radiometric dating; Ultimate fate of the universe; Time in physics Dating is a stage of romantic relationships in humans whereby two people meet socially with the aim of each assessing the other's suitability as a

Within hours of their Sept. 12 arrival at the 20 - acre mountaintop campus, the pupils were learning to identify the stars in astronomy class and studying their body rhythms in the chronobiology labs, set up to examine patterns of waking and...

Prior to teaching she worked as a research assistant in the Chronobiology Core at Brigham and Woman's Hospital.

In the post, F.lux co-founder Michael Herf says he wants Apple to «support our goal of furthering research in sleep and chronobiology.»

Mary A. Carskadon, PhD, is director of chronobiology and sleep research at Bradley Hospital and a diplomat of the American Board of Sleep Medicine.

Mary A. Carskadon, PhD Director, Chronobiology and Sleep Research, Bradley Hospital Professor, Department of Psychiatry and Human Behavior, The Warren Alpert Medical School of Brown University