Attention-deficit/hyperactivity disorder (ADHD) may be an even bigger predictor of depression and anxiety in adulthood than autism is, a new study finds — highlighting the mental health side of the disorder. It’s known that kids and adults with ADHD often have co-existing conditions, including depression and anxiety. Research suggests that about 14% of children with…  read on >  read on >

When people undergo surgery for broken arms or legs, they are often injected with prescription blood thinners to reduce their risk of developing potentially life-threatening blood clots in their lungs and legs. But a large, new study suggests it may be time to rethink this practice. It found that aspirin may be as effective as…  read on >  read on >

As numerous U.S. states move to restrict transgender health care, a new study shows that such care can substantially improve teenagers’ mental health. The study, published in the New England Journal of Medicine, followed transgender and nonbinary teenagers who received “gender-affirming” hormones — either estrogen or testosterone — for two years. During that time, researchers…  read on >  read on >

In yet another setback for the future of HIV prevention, the only HIV vaccine in a late-stage trial has failed, study leaders announced Wednesday. Launched in 2019 as a partnership between the U.S. government and the pharmaceutical giant Janssen, the Mosaico trial was being conducted in eight European nations and the Americas, including the United…  read on >  read on >

Hospital emergency codes are used to swiftly alert staff to something requiring a quick response, but a recent study suggests many health care workers can’t accurately identify them. To learn more, researchers focused on five Georgia health care facilities. The study included 304 employees and codes for 14 emergencies. On average, participants could correctly identify…  read on >  read on >

By the time they’re teenagers, babies born prematurely may be getting poorer school grades than their non-preemie peers. Researchers found that babies born before 34 weeks of pregnancy had lower scores on math and language tests during their teen years compared to kids born at 40 weeks. However, the study did not find a significant…  read on >  read on >

A recent study suggests that Parkinson’s disease, in which parts of the brain are progressively damaged over many years, may actually start in the gut. Nearly 30% of the gut bacteria in patients with Parkinson’s disease differed from those without the disease, according to the study from British and U.S. researchers. Study co-author Ayse Demirkan,…  read on >  read on >