- Lower index to ring finger ratio associated with higher risk of osteoarthritis in knee
- New autism definition may decrease diagnosis by one-third, Columbia University finds
- Cows are smarter when raised in pairs
- Acupuncture holds promise for treating inflammatory disease
- How mood influences food choice
- For older hypertension patients, an unwelcome tradeoff
- Your face says it all? Not so fast
New research shows how emotions are not universally recognized, a finding that call into question the very foundations of emotion science
- Meat and cheese may be as bad for you as smoking
Researchers have found that eating a diet rich in animal proteins during middle age makes you four times more likely to die of cancer than someone with a low-protein diet — a mortality risk factor comparable to smoking
- Study shows nearly fivefold increased risk for heart attack after angry outburst
New research from Beth Israel Deaconess Medical shows an even more compelling reason to think about getting anger in check – a nearly fivefold increase in risk for heart attack in the two hours following outbursts of anger.
- Male goat essence really turns the females on
Researchers have now identified a novel, citrus-scented ingredient that speaks directly to the females. It acts on female goats’ brains to turn their reproductive systems on.
- Humans have a poor memory for sound
Remember that sound bite you heard on the radio this morning? The grocery items your spouse asked you to pick up? Chances are, you won’t.
- Self-rated physical fitness in midlife an indicator of dementia risk
How would you rate your own physical fitness? Is it good, satisfactory or maybe even poor? Surprisingly, your answer may reveal your future risk of getting dementia.
- Causal link between vitamin D, serotonin synthesis and autism
Autism, which is characterized by abnormal social behavior, has previously been linked to low levels of serotonin in the brain and to low vitamin D levels, but no mechanism has linked the two until now.
- Psychological side-effects of anti-depressants worse than thought
Thoughts of suicide, sexual difficulties and emotional numbness as a result of anti-depressants may be more widespread than previously thought, a study shows.
- Use of paracetamol during pregnancy linked to ADHD in children
A long-term study by UCLA, in collaboration with the University of Aarhus in Denmark, has raised concerns about the use of acetaminophen during pregnancy.
- Tip to dieters: Beware of friends and late night cravings
There’s more to dieting than just sheer willpower and self-control. The presence of friends, late night cravings or the temptation of alcohol can often simply be too strong to resist.
- The chemistry of Sriracha: Hot sauce science
Forget ketchup and mustard — Sriracha might be the world’s new favorite condiment. Beloved by millions for its unique spicy, garlicky, slightly sweet flavor, the chemistry of “rooster sauce” is the subject of the American Chemical Society’s latest Reactions video.
- A better job performance review?
Focus on constructive feedback instead of negative feedback. While negative feedback focuses on what an employee is doing wrong, constructive feedback brings in elements for improvement.
- Marriage’s ‘haves’ and ‘have nots’
Today Americans are looking to their marriages to fulfill different goals than in the past — and although the fulfilment of these goals requires especially large investments of time and energy in the marital relationship, on average Americans are actually making smaller investments in their marital relationship than in the past
- Scientists discover a new pathway for fear deep within the brain
Scientists have discovered a new neural circuit in the brain that directly links the site of fear memory with an area of the brainstem that controls behavior.
- Aging and the pursuit of happiness
“Young people actively seeking to define themselves find it particularly rewarding to accumulate extraordinary experiences that mark their progression through life milestones. On the other hand, once people are older and have established a better sense of who they are, the experiences they view as self-defining are just as likely to include the routine daily events that reveal how they like to spend their time,” the authors conclude.
- The ticking ‘household bomb’
After decades of fretting about population explosion, scientists are pointing to a long-term hidden global menace. The household. More specifically, the household explosion.
- Is social networking making us stupid?
Scientists have found that whilst mass connectivity through social media and the internet makes us look smarter it might be making us stupider.
- How your memory rewrites the past
Your memory is a wily time traveller, plucking fragments of the present and inserting them into the past, reports a new Northwestern Medicine® study. In terms of accuracy, it’s no video camera. Rather, the memory rewrites the past with current information, updating your recollections with new experiences.
- Beliefs about HPV vaccine do not lead to initiation of sex or risky sexual behavior
A new study may alleviate concerns that the human papillomavirus (HPV) vaccine leads to either the initiation of sex or unsafe sexual behaviors among teenage girls and young women.
- Common colds during pregnancy may lead to childhood asthma
According to a new study the more common colds and viral infections a woman has during pregnancy, the higher the risk her baby will have asthma.
- Hot weather deaths projected to rise 257 percent by 2050s, experts warn
The number of annual excess deaths caused by hot weather in England and Wales is projected to surge by 257% by the middle of the century, as a result of climate change and population growth, concludes research published online in the Journal of Epidemiology and Community Health.
- Mindfulness and decision making
Just fifteen minutes practice at mindfulness meditation reduces people’s vulnerability to the sunk-cost bias – our usual tendency to persist with lost causes because of what we’ve already invested.
- Older people do know more.
“The human brain works slower in old age,” says Ramscar, “but only because we have stored more information over time.”
- Telling the whole truth may ease feelings of guilt
People feel worse when they tell only part of the truth about a transgression compared to people who come completely clean, according to new research
- Night time smartphone means you’re not as smart the next day
In a pair of studies surveying a broad spectrum of U.S. workers, Russell Johnson and colleagues found that people who monitored their smart phones for business purposes after 9 p.m. were more tired and were less engaged the following day on the job.
- Toddlers’ aggression is strongly associated with genetic factors
The development of physical aggression in toddlers is strongly associated genetic factors and to a lesser degree with the environment, according to a new study led by Eric Lacourse of the University of Montreal.
- Assessing Others: Evaluating the Expertise of Humans and Computer Algorithms
Subjects’ trust in the expertise of agents, whether “human” or not, was measured by the frequency with which the subjects made bets for the agents’ predictions, as well as by the changes in those bets over time as the subjects observed more of the agents’ predictions and their consequent accuracy.
- Easier said than done
Researchers have carried out experiments involving virtual reality and found that human behaviour might be very different from what is seen in conventional tests relying on moral dilemmas.
- The symphony of life, revealed
Like the strings on a violin or the pipes of an organ, the proteins in the human body vibrate in different patterns, scientists have long suspected. Now, a new study provides what researchers say is the first conclusive evidence that this is true.
- Should we make a film that audiences enjoy or nab an Oscar nomination?
Gabriel Rossman and Oliver Schilke analyzed 25 years worth of data on mainstream cinema and discovered that makers of films that are likely to appeal to the Academy of Motion Picture Arts and Sciences face the same risk-and-reward structure as lobbyists who contribute to political candidates in the hopes of getting favorable treatment when laws are written or pork doled out.
- Self-control isn’t in short supply (despite what it looks like)
“The main contribution of the paper is to say that although self-control is harder for people in these moments of fatigue; it’s not that people cannot control themselves, it’s that they don’t feel like controlling themselves, at least on certain tasks,” said Michael Inzlicht.
- Who is most sensitive to pain? Brain structure shows
“We found that individual differences in the amount of grey matter in certain regions of the brain are related to how sensitive different people are to pain,” said Robert Coghill, Ph.D.
- Mindfulness Helps Undergraduates
Mindfulness training, specifically designed for undergraduate students, shows promise as a tool to train attention and improve learning during the academic semester
- 3 risk factors most highly correlated with child obesity
A University of Illinois study has identified the three most significant risk factors for child obesity among preschoolers: (1) inadequate sleep, (2) a parental BMI that classifies the mom or dad as overweight or obese, and (3) parental restriction of a child’s eating in order to control his weight.
- Natural selection can favor ‘irrational’ behavior
It seems paradoxical that a preference for which of two houses to buy could depend on another, inferior, house – but researchers at the University of Bristol have identified that seemingly irrelevant alternatives can, and should, influence choices.