Past psychology research suggests that some people are more prone than others to take risks in uncertain situations, such as investing money in risky business ventures, consuming addictive substances or leaving a secure job without any sure alternative prospects. Over the past decades, psychologists and behavioral scientists have been trying to understand the extent to which people’s willingness to take risks (i.e., risk preference) is stable and coherent, which means that it tends to remain consistent over time and across different contexts.
A new school year can see friendships change—this is tough on kids, but parents can help
The start of the school year means new classes, routines, after-school activities and sometimes even a new school.
Scientists deplore sharp US cut in medical research funding
The US agency overseeing medical research has announced a major cut in funding to universities and research centers, a move strongly condemned by scientists and academics who say work on cancer and other diseases will suffer.
A spine-zapping implant helped 3 people with a muscle-wasting disease walk better
Three people with a muscle-destroying disease destined to worsen got a little stronger—able to stand and walk more easily—when an implanted device zapped their spinal cord.
The link between headache disorders and suicide—a 25-year Danish cohort study
New evidence from a large population-based cohort analysis indicates an increased risk of both attempted and completed suicide among individuals diagnosed with headache disorders. Researchers at Aarhus University in Denmark found that individuals diagnosed with migraine, tension-type headache, posttraumatic headache, and trigeminal autonomic cephalalgia face an increased risk of suicide.
Choking during sex: Many young people mistakenly believe it can be done safely, our study shows
Around 50% of Australian young people have engaged in choking, or strangulation, during sex. This practice involves one person putting pressure on the neck of another, restricting breathing or blood flow (or both).
Long COVID: Women at greater risk compared to men—could immune system differences be the cause?
About 5% of people who catch COVID have long-lasting symptoms. In these people, loss of smell, dizziness, fatigue and other hallmark COVID symptoms can persist for months after the initial illness. Yet even five years after the COVID pandemic began, we still don’t know why some people develop long COVID and others don’t.
Scientists peel away the mystery of JAK enzymes, which play roles in everything from eczema to ulcerative colitis
Pharmaceutical ads are difficult to avoid in American television programming and a growing number of them promote a class of medications called JAK inhibitors, using an acronym that assumes the average TV watcher knows exactly what JAK stands for.
Seed oils are toxic, says Robert F. Kennedy Jr.—but it’s not so simple
Robert F. Kennedy Jr., who is expected to clear the final hurdles in his confirmation as President Donald Trump’s health secretary, and a host of health influencers have proclaimed that widely used cooking oils such as canola oil and soybean oil are toxic.
Clot-busting meds may be effective up to 24 hours after initial stroke symptoms
The clot-dissolving medication, alteplase, improved stroke patients’ recovery by more than 50% when given up to 24 hours after the beginning of an ischemic stroke, according to preliminary late-breaking science presented today at the American Stroke Association’s International Stroke Conference 2025. The conference, in Los Angeles, Feb. 5-7, 2025, is a world premier meeting for researchers and clinicians dedicated to the science of stroke and brain health.