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clocks in Medical News

Turning Clocks Back Increases Risk of Drowsy Driving

NEW YORK, Oct. 31 /PRNewswire/ -- When daylight savings ends Sunday morning, roads may become more dangerous, says The National Road Safety Foundation, Inc. a non-profit that provides free driver safety films and programs for schools and other organizations. "Once we move the clocks back thi...

Jet Lag Upsets Brain's Internal Clocks

Finding could fine-tune treatments for sleepy travelers and shift workers, study suggests FRIDAY, April 17 (HealthDay News) -- Jet lag-related sleep problems are caused by disruption of internal clocks in two neural centers, a finding that could lead to more effective treatments, say U...

Time to Set Kids' Back-to-School Sleep Clocks

Adjusting schedule now avoids trouble in September, experts say FRIDAY, Aug. 17 (HealthDay News) -- Sleep experts are reminding parents that establishing regular sleep habits should be included on children's back-to-school lists. Children should gradually start adjusting their sle...

Circadian Clocks Triggered Chemical Reactions may Be Behind Jet Lag

Scientists from Cornell University and Dartmouth University have explained the biological mechanism by which circadian clocks, a factor responsible for why people get sleepy at night and wake in the morning, sense light through a process that transfers energy from light to chemical reactions in ce...

Model of Internal Clocks Reveals How Jet Lag Disrupts the System

Symptoms of extreme jet lag may result from the body overshooting as it tries to adjust to particularly large leaps forward in time, suggests new research// from the University of Massachusetts Amherst that models circadian rhythms in rats. To transition smoothly to a different time zone, the resea...

Parents Lose Sleep Too When Students Begin School, Says Atlanta Sleep Medicine Clinic

...r strong:   Gradually adjust to earlier sleep and wake schedules ten days to two weeks before school begins. This will set biological clocks to the new schedule. Keep a regular sleep schedule, and avoid extremes on weekends. Having a regular bedtime increases the likelihood that kids -- ...

Glowing TV Screens Keeping Americans Up at Night

... for sleep. And staying up to catch the end of a favorite show may make people stay up later than they otherwise would. In the morning, their alarm clocks may jar them awake earlier than they would naturally awaken. These facets of modern life are potentially reducing sleep time below what is physiolo...

Infertility Issues and No Insurance Do Not Necessarily Mean No Hope for Baby

...with infertility issues on top of dealing with today's economic woes is a reality for some today. The troubled economy has slowed down, but biological clocks keep ticking until they shut down. And both women and men have biological clock realities. So, for those who want to have a baby but know they ...

Lighthouse International Expands Vision Health Services for All New Yorkers

...d at 111 East 59th Street in midtown Manhattan, VisionMax includes the popular Lighthouse Store offering a wide range of useful products (from talking clocks to CCTVs). VisionMax also offers free seminars on diabetes and other vision-related diseases and vision health information. VisionMax offers fram...

Internal Clock and Metabolism May Be Linked

...s of aging, experts say THURSDAY, March 19 (HealthDay News) -- A compound that plays an important role in coordinating people's circadian clocks and metabolism has been identified by U.S. researchers. The circadian clock governs daily cycles of feeding, activity and sleep. Researchers f...
clocks in Biological News

Plants grow bigger and more vigorously through changes in their internal clocks

AUSTIN, TexasHybrid plants, like corn, grow bigger and better than their parents because many of their genes for photosynthesis and starch metabolism are more active during the day, report researchers from The University of Texas at Austin in a new study published in the journal Nature . Their...

Study shows more genes are controlled by biological clocks

The tick-tock of your biological clock may have just gotten a little louder. Researchers at the University of Georgia report that the number of genes under control of in living things than suspected only a few years ago. The biological clock in a much-studied model organism is dramatically hig...

Two new studies on circadian rhythms

... to two studies published May 15. Research on the relationship between clocks and temperature, reported in Cell , offers insight into a longstanding puz...hrough an elaborate network of interactive proteins and feedback loops. All clocks rely on transfer of phosphate groups, called phosphorylation, to clock prot...

Rhythmic genomics -- the yeast metronome and the walk of life

...wever, significant changes do occur, contrary to expectation, and yet the yeast somehow still survives. Furthermore, when two yeasts hybridise the clocks appear to re-set, apparently overwriting each others' rhythm and eliminating unwanted variations on the theme. This provides clues as to how key motif...

The sunlight solution for better health

...t is less than a century old. In fact, we may be suffering from the unnatural hours we work and sleep. The sun was once our wake up call. Now, alarm clocks determine the start of our days without any regard for daylight or nighttime darkness. Dr. Michael F. Holick, of the Boston University School of M...

Missing piece of plant clock found

...ir discovery, detailed in the March 13 issue of Science , solves a longstanding puzzle about the underlying biochemical mechanisms that control plant clocks and could provide a new way to increase the growth and yield of agricultural crops. The finding is the first outcome of a larger effort to assemble...

UNC study: Tinkering with the circadian clock can suppress cancer growth

...o worked days. Another study of flight attendants whose internal biological clocks had been wrecked by travel on transatlantic flights produced similar findin...g Sancar, began to tinker with the molecular mechanisms within the internal clocks of animal models, they did not always see such an effect. Circadian rhythms...

How your body clock avoids hitting the snooze button

...set themselves on a molecular level. Circadian clocks regulate the daily fluctuations of many physiologi...ological and Chemical Sciences study the circadian clocks of Drosophila, a type of fruit fly. Writing in the...ings suggest that the light responses of circadian clocks are fine tuned on a molecular, by small difference...

Eight ASU faculty elected as AAAS Fellows

... the software analysis of gene expression patterns from early gene expression patterns of fruit fly development, advanced work using protein molecular clocks to illuminate the Evolutionary Timescale of Life and the Molecular Evolutionary Genetics Analysis (MEGA) software package that makes useful methods of...

Interdisciplinary volume on biological rhythms serves as both primer and in-depth resource

...ew book from Cold Spring Harbor Laboratory Press, clocks and Rhythms , reviews the latest advances in biological clocks and rhythms across a broad range of species and bi...d in the whole organism." The first section of clocks and Rhythms provides an overview of the field of ...
clocks in Biological Technology

Time Clocks Technology Catches Up With Crooks

Clocking on and off at work isn't like it used to be. Affordable biometric technology means you can't get someone to buddy punch for you, and you're area access is automatically restricted. What's more - the boss can see where you are, from anywhere on the web, at anytime! ...

Genetic clock makers at UC San Diego publish their 'timepiece' in Nature

...ober, 2008. One next step is to synchronize the clocks within large numbers of E. coli cells so that al...neering department at UC San Diego. "Circadian clocks are hugely complicated. It's hard to know what the... our synthetic clock, it looks as though circadian clocks could have easily started as some kind of primitiv...

Georgia Reproductive Specialists is First in Southeast to Offer Pioneering Test of Women's Biological Clock

...ng to have children after their late twenties should seek further advice from fertility experts to help ensure that those women with faster biological clocks can have the families they were hoping for. "GRS has always incorporated the latest assisted reproductive technologies (ART) into our treatment plan...

Flawed Routers Flood UW Server

...d of inbound Internet traffic destined for one of the campus' public Network Time Protocol (NTP) servers. NTP servers are used to synchronize computer clocks on the Internet. The flood traffic rate was hundreds-of-thousands of packets-per-second, and hundreds of megabits-per-second. The problems are far fro...

Ashcroft announces first FBI raid on file-sharing network

...d Network." Members of this network were required to share at least one gigabyte of files each, he said. That works out to 250 songs, assuming each clocks in at about 4 megabytes, a typical size for an MP3 music file. However, the network also shares games, movies and commercial software, Ashcroft sai...

Primex, Visiplex settle suit over clock-setting technology

...gies Inc. in Deerfield. The suit involved patents on automatically setting clocks in schools, hospitals or other institutions based on the clocks in GPS satellites. Both companies are privately held, and terms of the sett...

The Right Brain: A neurological solution to the flattening world

... may not sound right. As he says: Logic without emotion is a chilly Spock-like existence. Emotion without logic is a weepy, hysterical world where the clocks are never right and the buses always late. Pink concludes that our cerebral hemispheres represent a powerful metaphor for how individuals and organ...

Separating hope from hype in stem-cell research

..., embryonic stem cells without creating or destroying mouse embryos in the process. The scientists reported on two ways of turning back the biological clocks of skin cells growing in laboratory dishes. Thus rejuvenated, the mouse cells gave rise to daughter cells with the ability to become all of the bones,...
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