Ofer Levy, who directs Boston Children’s Hospital’s Precision Vaccines Program, discussed the news that the Pfizer-BioNTech vaccine has been shown to be safe in school-age children, a potentially key development in the fight to bring the coronavirus pandemic under control.

A new method can estimate when a person with no cognitive symptoms will start showing signs of Alzheimer's dementia based on a brain scan and age.

As COVID-19 raged across the United States, drug overdose deaths reached unprecedented heights. New research breaks down who was most vulnerable.

Natural killer cells manage wound healing, research shows. But accelerating that process also ups the risk of bacterial infection, the study also finds.

Pleasant socializing on one day results in better cognitive performance the next, finds new research with people 70 to 90 years old.

When COVID-19 lockdowns triggered changes to teens' daily routines, they woke up and slept later, which reduced daytime sleepiness.

A large amount of methane emissions come from natural gas infrastructure and landfills – all problems companies know how to fix.