Tag Archives: over weight

Impairments of the neurological clock and jet lag may cause obesity & overweight problems

Malfunction with the biological clock bring about overweight and obesity. Experts of George Paschos, along with Garret FitzGerald from the Institute for translational medicine and Therapeutics on the University of Philadelphia in Philadelphia arrived at this conclusion. Researchers have demonstrated within experiments with rodents, that the Elimination of your so-called ARNTL gene in the fat tissues of animals, that is “a core of the molecular wall clock component” of hunger, leads to a shift of the circadian tempos of food intake and also  obesity.


(“Aryl hydrocarbon receptor nuclear translocator-like) was the ARNTL gene in the fat tissues of mice eliminated, showed according to the researchers a noticeable increase in the extra weight, even though the animals are not more calories than before. Only the timing regarding food intake has changed through the influence of the organic clock in the body fat cells. This chat that the daily food regardless have a considerable impact on the development of obesity simply by calorie intake.


Gene in the body fat cells affect the biological clock

Hunger will be primarily due to the greater release of neuropeptides in the hypothalamus gland, the control middle in the brain for the autonomic nervous system. Here are the knowledge of the adipocytes (fat cellular material) processed, store the surplus energy in the form of triglycerides as well as report the level of kept energy to the human brain, write the U.S. researchers from the journal “Nature Medicine”.


Time of food consumption cause for being overweight?

In accordance with the US researchers, the existing study provides a couple of fundamental insights. To permit be noted that already “a fairly small change in meals the saving more energy can favour”, anxious George Paschos. Because the “Mice had been overweight, although they have is no more energy.” Only the timing of food intake had shifted. This is for example comparable to people who in the evening tend to eating problems and put this clearly on weight, whilst they eat the rest later that day rather little. The findings from the U.S. research workers make it clear at this point how the tageszeitlicher course of the food intake must be considered even though avoiding obesity.


Biological time clock in the fat cells affect the biological clock in the brain

The 2nd important result of You.S. researchers is the biological clock from the adipocytes has a significant influence on the “temporal organization involving regulation in the field of energy”. Up to now was the assumption that this biological clock from the outer tissues like fat cells, as an example, is based on the organic clock in the brain. The peripheral timepieces more or less follow the conductor in the brain. “We know already the peripheral clocks could work independently from the master clock, finally a new drummer without directions of conductors can drums,” said Garret FitzGerald and also added: “but here we notice now, that a distinct rhythm of the extra clocks can affect even master clock.” It also take into account that damage the inner clock, can cause for example through transfer work during the night long term metabolic disorders or metabolic ailments such as diabetes .


A new jet lag may cause not only long-haul travel throughout several time zones. Whom works constantly due to shift work at various times or provides irregular leisure behavior, also suffers from the results of failure in the internal clock. Based on a study, up to 70 percent of people in the Developed industrialized nations from the “social jet lag” will be affected. Researchers warn of the incalculable consequences for wellbeing.




Working life will cause Jet lag

Whom already made a visit to plane from Philippines to the United States, will have felt the effects involving jetlag. Sleep disorders, fatigue, problems and even migraine could be significantly here noticeable symptoms. But men and women suffer according to a brand new scientific study not only for too long air travel across numerous time zones on a plane lag. Different work or school, as well as irregular discretion activities can mess up also the organism thereby the cycle of the internal time. Scientists of the University of Munich, to the Representative of studies state that at least Chronobiologists till Roenneberg hill. According to the research team, even up to two-thirds of the people in the Western business States of wellness consequences, accompanied by likely to be affected.


In the journal ‘Current Biology’, the researchers report of an longitudinal study, which held up over ten years. Close to 65,000 subjects at intervals have filled out a set of questions online. The subsequent analysis of data have shown which a life against the inner clock increase the risk for over weight and obesity. Through the purchased obesity threaten “serious complications such as metabolic disorders such as diabetes”. Also have “obesity an extent of a crisis in industrialized organizations reached.”


With overweight tendency in order to obesity

Closer approach in the data showed however that it turned out the actual context than like a correlation. Only review participants who by now exceeded the body muscle size index (BMI) of 25, showed weight gain in the history. Coming from a value of 25 is definitely mentioned in not really overly trained individuals overweight. Who, nonetheless, had a BMI down below 25, showed mostly no significant weight gain. Also showed that the effect only occurred if the Jet lag intersected the threshold in a time regarding two hours. At a “small aircraft lag” of less than one hour, the researchers observed in the past calculated even a reduction in body weight.


Among researchers it remains undisputed that endanger the sleep disorders or “impaired sleep”. In essence, it is not only for the duration of sleep, but also the time of rest. Doctors suspect that this sleep is also anatomical. There are various “Chronotypes’, which are separated into late-night or early-bird. Sleep scientists in this context furthermore speak of “OWL” or “Larks”. In addition, the sleep requirements of people differ. A lot of people need less get more sleep and others. Who gets up late and belongs to the “owls”, can be something for his socially less recognized personality. However, just that is additionally more prone to a “social jet lag”.


According data dedication, roughly 70 percent of men and women in Western international locations by a chronic jet lag are affected, at the very least an hour. About 35 percent were even a two hours or more jet be. In addition, the researchers seen a continuous decrease in your duration of sleep over the last decade. Persons under 20 years of age include the most affected. Many times, they belong to the particular “owls” where they must head to school on mon-fri usually but earlier.


How much sleep this can be missing, can be determined on the basis of school days. Teen sleep on a Sunday average 3 hours more than from the school week. Only for small children and the aging adults the standup and mattress walking time of full week and weekends remain the same above-average.


Less and less time to snooze

“The decrease in sleep length is tightened about weekdays in the last decade”, publish the authors from the study report. Which is cause for concern, because even the social jet lag occurs more. From the few weeks the slumber duration decreases continually, while more and more people are more likely to the “Chronotypes” (owls). People are additionally more exposed instead of the natural and man-made light. The weak light in properties and offices can be a “not adequate clock” in comparison to the sunshine. So, the “inner clock” play this in addition.


“Our outcomes show that life from the clock can be a element in the epidemic involving obesity,” the researchers compose in their résumé. The observations play a role should also inside the discussion in the implementation of daylight save your time, because time plays a role in social jet lag. “Our data suggest that increasing the correspondence between biological and social time can contribute to the treatment of obesity.”