Researchers at Boston Medical Center and Boston University School of Public Health used simulation modeling to examine how different levels of newborn vaccination coverage and maternal screening influence HBV infection rates in infants across the US. The findings, published in JAMA Pediatrics, compared outcomes under varying real-world conditions to better understand how screening and vaccination work together to prevent transmission. 

Conventional wisdom holds that lower cholesterol is better for heart health, but new Views & Comments in Engineering challenges this idea. A large cross‑ethnic study finds a U-shaped cholesterol–mortality link in Chinese adults: both very low and high levels raise death risk, with low levels linked to higher cancer and hemorrhagic stroke risk. Optimal cholesterol levels differ between Chinese and UK adults, calling for personalized, population-tailored management.

People who follow “new right” media outlets are more than twice as likely to be vaccine-hesitant compared to those who never engage with those outlets, a new Johns Hopkins University study finds.

Researchers surveyed nearly 3,000 adults in 2025, as measles cases hit record highs in the United States, asking participants about their sources for news and health information and how they felt about the measles-mumps-rubella, or MMR, vaccine. The findings revealed how specific media habits are strongly associated with attitudes toward vaccines.