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Witnesses can catch criminals by smell Move over sniffer dogs, people who witnessed a crime are able to identify criminals by their smell. Police lineups normally rely on sight, but nose-witnesses can be just as reliable as eye-witnesses, new research published in Frontiers in Psychology has found. “Police often use human eye-witnesses, and even ear-witnesses, in lineups but, to date, there [...]
Link found between witnessing domestic violence during childhood and attempted suicide A new study by the University of Toronto (U of T), found the lifetime prevalence of suicide attempts among adults who had been exposed to chronic parental domestic violence during childhood was 17.3% compared to 2.3% among those without this childhood adversity. “We had expected that the association between chronic parental domestic violence and later [...]
Children less likely to trust ugly people Is beauty only skin deep? Children don’t seem to think so, like adults and babies, children think the uglier you are, the less trustworthy you are. In a study recently published in Frontiers in Psychology, researchers have found that as children, how we perceive someone’s trustworthiness is linked to how attractive we find them. Our [...]
Caffeine has little to no benefit after 3 nights of sleep restriction A new study found that after restricting sleep to 5 hours per night, caffeine use no longer improved alertness or performance after three nights. Results show that relative to placebo, caffeine significantly improved Psychomotor Vigilance Task (PVT) performance during the first 2 days, but not the last 3 days of sleep restriction. “We were particularly [...]
Empathy Or Sympathy Or Just Apathy: Is Aggressive Behavior... Empathy vs Sympathy...
New role for glial energy metabolism in addiction Addiction may be viewed as a disorder of reward learning. To date, addiction research has focused on the molecular adaptations through which memories of exposure to abused substances are encoded and maintained by nerve cells. However, glia, the non-neuronal supporting cells of the brain, have now been implicated in the consolidation of cocaine-related memories. Researchers, [...]
US high school seniors underreport MDMA use when not asked about ‘Molly’ National surveys suggest ecstasy (the street name for the drug MDMA) use has decreased substantially among adolescents and young adults in the US since 2001; however, the recent phenomenon of “Molly” (ecstasy marketed as “pure MDMA”) may be leading to underreporting of use as not all users are aware that “Molly” is a form of [...]
PET points to tau protein as leading culprit in Alzheimer’s Alzheimer’s is a devastating and incurable disease marked by beta-amyloid and tau protein aggregations in the brain, yet the direct relationship between these proteins and neurodegeneration has remained a mystery. New molecular imaging research is revealing how tau, rather than amyloid-deposition, may be more directly instigating neuronal dysfunction, say presenters at the 2016 Annual Meeting [...]
We behave a lot more badly than we remember In a 1997 U.S. News and World Report survey, 1,000 Americans were asked the following question: “Who do you think is most likely to get into heaven?” According to respondents, then-president Bill Clinton had a 52 percent chance; basketball star Michael Jordan had a 65 percent chance; and Mother Teresa had a 79 percent chance. [...]
6 Tips to Remember When Bipolar Disorder Is Part... Bipolar disorder doesn’t need to be a deal-breaker. You’re not imagining it: mental illness is on the rise. It may be that it’s just being diagnosed more. Or maybe we live in such confusing, crazy times as to push us all a little closer to … ...
Are You Really Bipolar? Bipolar disorder is receiving much attention in the media and is more frequently diagnosed today by mental health specialists than ever before. Toddlers who do not sleep well are labeled … ...
Bird brain? Ounce for ounce birds have significantly more neurons in their brains than mammals or primates The first study to systematically measure the number of neurons in the brains of birds has found that they have significantly more neurons packed into their small brains than are stuffed into mammalian and even primate brains of the same mass.
Success in second language learning linked to genetic and brain measures A new study shows that the final grades that college students received in a second-language class were predicted by a combination of genetic and brain factors.
The Orlando Massacre: Why We Hate The killings in Orlando were an act of hate. But what are we going to do in response? We can fight hate with love, but only if we target the processes that underlie both.
Surrender and Trust: Which Comes First? Yesterday, I acknowledged a pivotal event in my life. Two years ago, at this time, (June 12, 2014), I was all wired up in the cardiac care unit of my … ...
Hitting Rock Bottom: Some, Not All Hitting rock bottom is a phrase I hear all the time when people talk about addiction. “She needs to hit rock bottom to stop drinking.” “Once he hits rock bottom, he will realize the damage that drugs have caused.” “After they hit rock bottom, they … ...
Antidepressants: 10 Shocking Studies Everyone Should Know Do antidepressants work? What are the real side-effects? And more... > Use code "10OFF" for 10% off PsyBlog's latest ebook: "Spark: 17 Steps That Will Boost Your Motivation For Anything" **
How To Concentrate Automatically Without Even Trying Scientists think it could be down to body posture or even smell. > Use code "10OFF" for 10% off PsyBlog's latest ebook: "Spark: 17 Steps That Will Boost Your Motivation For Anything" **
Do depressed and anxious people ruminate and worry? Research on depression and anxiety has looked at many factors underlying these disorders. One important factor that has emerged in many studies is rumination.
What are risk factors for dementia after intracerebral hemorrhage? Larger hematoma size and location were risk factors associated with dementia after an intracerebral hemorrhage when a blood vessel in the brain bursts, according to a new article.