The Moderna and Pfizer COVID vaccines protect against a number of coronavirus variants, including highly contagious Delta, another study confirms. The findings come as breakthrough infections in vaccinated people raise questions about the vaccines’ ability to protect against emerging variants. The shots do “induce high levels of antibodies against Delta and most variants,” said study…  read on >  read on >

Days in the saddle can be risky, with horseback riding a potentially deadly activity, according to a new study. “Hospital admission risk from horseback riding is higher than football, auto and motorcycle racing, and skiing,” the study authors noted. Chest injuries are most common among riders, but head and neck injuries are the deadliest. The…  read on >  read on >

Adult staff in schools are more likely than students to suffer sudden cardiac arrest, but automated external defibrillators (AEDs) are often used and improve the chances of survival, a new study finds. AEDs are portable devices that deliver an electric shock to try and restart the heart. If appropriate action isn’t taken immediately, cardiac arrest…  read on >  read on >

Despite hints of promise from early research, a new clinical trial finds no evidence that kids with autism benefit from nasal sprays containing the “love” hormone oxytocin. Researchers called the findings disappointing. But they said the study also offers important information: Some parents of children with autism are already using oxytocin nasal sprays in the…  read on >  read on >

It could be a bad flu season this year — and for a couple of years to come — in places in the United States where COVID-19 restrictions like social distancing and masking have been lifted, researchers warn. These sorts of measures caused flu cases to decline by more than 60% within the first 10…  read on >  read on >