Babies and toddlers who’ve been given antibiotics might have a less vigorous immune response to routine childhood vaccinations, new research warns. The study is the first to suggest that antibiotics might dampen youngsters’ ability to generate infection-fighting antibodies in response to vaccination. Experts cautioned that more research is necessary, and it’s not clear whether antibiotic…  read on >  read on >

People with sickle cell disease who take corticosteroids to treat asthma or inflammation may suffer severe pain and even need to be hospitalized, researchers report. This reaction to corticosteroids can be particularly severe among older people, women and patients not taking the drug hydroxyurea to treat their sickle cell symptoms. These were the most likely…  read on >  read on >

Folks who struggle with depression and substance use disorders often tend to be smokers, but a new study finds that smoking rates among these vulnerable Americans have fallen significantly. “This study shows us that at a population-level, reductions in tobacco use are achievable for people with psychiatric conditions, and smoking cessation should be prioritized along…  read on >  read on >

As the pandemic unfolded, nations adopted diverse methods to contain COVID-19. Some sought to eliminate the virus, targeting zero community transmission. Others tried to slow transmission through a mix of intermittent lockdowns, workplace, business and school closings, social distancing, the wearing of face masks, and the cancellation of public gatherings and public transport. Efforts to…  read on >  read on >

Are you vaccinated and wonder what your chances are of a breakthrough COVID-19 infection? A new study answers that question: Breakthrough COVID infections in fully vaccinated people are least likely to occur in those who’ve received an mRNA vaccine and who were infected with the coronavirus before vaccination. The study included more than 8 million…  read on >  read on >

Having trouble getting your shut-eye during the COVID-19 pandemic? You may be at increased risk for anxiety, depression and other mental health struggles. That’s the key takeaway from an analysis of data collected from nearly 5,000 people who wore a digital sleep device before and during the pandemic. The authors also examined responses to a…  read on >  read on >