Sentences with phrase «effects on circadian rhythms»

After the 2001 discovery of a third photoreceptor in the human eye, in addition to rods and cones, effects on circadian rhythms could be related to specific light conditions.

«While our study found that some stress - related effects on circadian rhythms are short - lived, others are long - lasting,» said William Carlezon, PhD, chief of the Division of Basic Neuroscience and director of the Behavioral Genetics Laboratory at McLean Hospital and senior author of the study.

Studies show that approximately 5 percent of the existing drugs may have an effect on circadian rhythms.

Nagoya, Japan (Scicasts)-- A group of animal biologists and chemists at the Institute of Transformative Bio-Molecules (ITbM), Nagoya University, has used high throughput chemical screening of existing drugs and bioactive compounds to explore their effect on circadian rhythms, according to a study reported in the journal EMBO Molecular Medicine.

HOW: Avoid caffeine for four to six hours before bed (some new research indicates that the best time for coffee is between 2 pm and 5 pm, when its effect on our circadian rhythms is basically neutral).

Not exact matches

A recent study looks at the effect of circadian rhythm on school performance.

Infant colic: the effect of serotonin and melatonin circadian rhythms on the intestinal smooth muscle.

New research from McLean Hospital neuroscientists shows in an animal model that being bullied can have long - term, dramatic effects on sleep and other circadian rhythm - related functions, symptoms that are characteristic of clinical depression and other stress - induced mental illnesses.

Other studies have shown that long - term night - shift work by all kinds of workers can have a negative effect on mental and physical health and work performance, Sen notes, because of the effects of working when the body expects to be sleeping based on circadian rhythms.

This work, the first time that the genetics of circadian rhythms has been shown to have an effect on migraine, is presented at the ECNP conference in Paris.

I became interested in the effects of various aspects of light — such as time of day and duration of exposure — on circadian rhythm, sleep and performance.

Although the seasonal and circadian rhythms have been fairly well - described, little is known about the exact effects of the lunar cycle on the behavior and physiology of humans and animals.

Aside from directly impacting your immune function, another explanation for why poor sleep can have such varied detrimental effects on your health is that your circadian system «drives» the rhythms of biological activity at the cellular level.

Because of the effect of the circadian rhythm on inflammation and immunity, establishing a healthy sleep - wake cycle is important to managing Hashimoto's hypothyroidism.

For example, a carbohydrate - rich meal in the evening was found to delay the circadian rhythm of core body temperature and reduce nocturnal melatonin secretion.30 This is relevant, since sleep propensity and quality are highest near the declining limb of the core body temperature curve when melatonin levels are increased.31, 32 Although body temperature and melatonin were not recorded in the current study, these effects would be consistent with an increase in SOL on night 5 and the association with nocturnal arousals observed here.