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Habit in Biological News

Research shows that 'invisible hand' guides evolution of cooperative turn-taking

...mple, in a mating pair of penguins who both went foraging or both incubated the eggs at the same time, 'tit for tat' would not be enough to evolve the habit of taking turns." Using evolutionary game theory and computer simulations, Professor Colman and Dr Browning discovered a simple variation of "tit ...

Antibiotics take toll on beneficial microbes in gut

...n cefoperazone soon recovered normal microbes after an untreated mouse was placed in the same cage. That wasn't a complete surprise, since mice have a habit of eating the feces of their cage mates and therefore picked up normal gut microbes quickly. Not a lesson applicable to humans? In patients with r...

Nutrition experts propose new class of low-sugar drinks to help stem obesity and diabetes epidemics

...duce risks to their health. Water is the best option, but Willett and his colleagues understand that people will not be able to kick their sugar-drink habit overnight. Therefore, they believe that Americans need to lower their sugar expectations. "We need to retrain American tastes away from super-sweet...

Fossils suggest earlier land-water transition of tetrapod

...elopment the animal acquired the terrestrial habit. The fossils suggest that Ichthyostega juveniles were aquatically adapted, and that the terrestrial habit was acquired relatively late in development. The fossils bore evidence that the muscle arrangement in adults was better suited to weight-bearing, ter...

Brown-led team offers first look at how bats land

... [Brown University] People have always been fascinated by bats, but the scope of that interest generally is limited to how bats fly and their bizarre habit of sleeping upside down. Until now, no one had studied how bats arrive at their daytime perches. A Brown University-led research team is the first ...

New study shows drinking your vegetables may be a solution to bridging the vegetable gap

... CHICAGO, October 24, 2008 Making vegetable juice a daily habit could be a small step that can lead to big changes in meeting daily vegetable recommendations, according to a new study being presented by researchers...

Substance in red wine found to keep hearts young

...n is highly effective in extending life in many species. If you provide species with less food, the regulated cellular stress response of this healthy habit actually makes them live longer," says study author Christiaan Leeuwenburgh, chief of the division of biology of aging at UF's Institute on Aging. "In...

When bears steal human food, mom's not to blame

...life managers when they become accustomed to human sources of food, and the habit is a hard one to break. Bears that develop these tendencies often remain pr...tion of social learning that may be independent of close relatives, or as a habit that is acquired in isolation from other bears. Specifically, the study ide...

Why don't kids walk to school anymore?

...duce the incidence of childhood obesity, especially prevalent among minority children. "Walking or biking to school helps children develop an early habit of engaging in physical activity, and that can lead to a healthier and more active and healthier population," she said. ...

Community-intervention study links successful town makeover focused on boosting calcium and exercise

...icans conducted by The NPD Group in collaboration with the Milk Processor Education Program, dieters who made drinking lowfat or fat free milk a daily habit were more likely to be at a healthy weight and have better quality diets, richer in essential nutrients, compared to those who didn't. ...

Cigarette after Valentine snuggle deadlier for some

... old neighbor, who also was a heavy smoker, and just last week, dropped dead from a heart attack. Why is it that some smokers seem unaffected by their habit and even outlive the healthiest individuals, while many other smokers suffer significant cardiac events at a relatively young age? We think we now kno...

Smell-wars between butterflies and ants

... Among humans, making yourself smell more alluring than you really are is a fairly harmless, socially accepted habit that maintains a complete perfume industry. However, it is a matter of life and death for caterpillars of large blue butterflies that dupe ant workers...

Giant panda can survive

... The study gives a new genetic perspective on the giant panda, as well as tracing its demographic history. The research also shows that in areas where habit conservation projects are in place, the giant panda is flourishing and population numbers are increasing. Our research suggests we have to revise ...

UF scientists reveal how dietary restriction cleans cells

...aintain efficient energy production. Caloric restriction is a way to extend life in animals. If you give them less food, the stress of this healthy habit actually makes them live longer, said Christiaan Leeuwenburgh, Ph.D., chief of the division of biology of aging in UFs Institute on Aging. Underst...

Research says boiling broccoli ruins its anti-cancer properties

... Researchers at the University of Warwick have found that the standard British cooking habit of boiling vegetables severely damages the anticancer properties of many Brassica vegetables such as broccoli, Brussel sprouts, cauliflower and green ...

Quitting smoking reduces risk of lung cancer mortality by 70 percent

...ere about twenty times higher among women who smoke compared with male smokers, a worrying finding given the increasing trend for women to take up the habit in many countries. The research paper's author, Dr Rachel Huxley, Director of Nutrition and Lifestyle at The George Institute for International H...

Smokers quit after damage to brain region

... of emotion and feeling, the fact that insular damage breaks down a learned habit such as smoking, demonstrates a powerful link between habit and emotion or feeling," she said. The finding that one small region co...

Negative effects of caffeine are stronger on daytime sleep than on nocturnal sleep

...fee and other sources of caffeine during the nighttime to counteract sleepiness generated by sleep deprivation, jet lag, and shift-work. However, this habit may have important effects when you then try to recuperate during daytime." Thirty-four moderate caffeine consumers participated in both caffeine ...

Cutting calories slightly can reduce aging damage

... A lifelong habit of trimming just a few calories from the daily diet can do more than slim the waistline - a new study shows it may help lessen the effects of aging. ...

Green tea and the 'Asian Paradox'

...green tea's method of action, particularly at the cellular level," Sumpio said. "The evidence is strong that green tea consumption is a useful dietary habit to lower the risk for, as well as treat, a number of chronic diseases. Certainly, however, smoking cessation is the best way to prevent cardiovascular...

Smokers invite to test vaccine against nicotine addiction

... UCSF's habit Abatement Clinic is testing a vaccine that enlists help from the immune system to keep nicotine away from the brain. The vaccine is designed to help ...

Breaks in hibernation help fight bugs

... A habit in some animals to periodically wake up while hibernating may be an evolutionary mechanism to fight bacterial infection, according to researchers at P...

Researchers test new way to quit smoking

... Smokers trying to kick the habit might stand a better chance of staying smoke-free if they begin using replacement nicotine patches or gum in the weeks before they quit cigarettes. ...

Ticks, flukes, and genomics: Emerging pathogens revealed

... Ehrlichiosis is no star of science. This emerging disease has an awkward name, vague flu-like symptoms, and a nasty habit of being caused by bacteria that live inside ticks and flatworms. But in the current issue of the journal Public Library of Science Genetics (PLoS Gen...

Fruit fly research set to revolutionize study of birth defects

...e birth defects." The findings, funded by NSERC, are set to be published by Toxicological Sciences in the New Year. "This is not a journal in the habit of publishing insect studies," notes biologist Dr. Virginia Walker, who co-authored the study. "The neat thing about this work is that fruit flies tr...

Doctors should stop prescribing antibiotics for the common cold, review advises

...or that purpose, it is the second most common reason doctors prescribe them, Arroll writes. "Physicians prescribe antibiotics in these cases out of habit and/or because they do not agree with the evidence," says Dr. Arroll. "Antibiotics do work for a minority of patients with purulent rhinitis, one out ...

Brain Scan Study of Smokers Reveals Signature of Craving

...epends on the degree to which deprivation leads them to crave cigarettes. "Smokers' responses to drug cues are important in maintaining the smoking habit and also serve as strong triggers to return to smoking for those who have quit," McClernon added. "As we begin to understand the underlying brain proc...
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