
Respiratory
5 Jul 2025
High Awareness of Unregulated Vapes in U.S. Teens
A growing number of U.S. adolescents and young adults are aware of and experimenting with vaping products that contain 6-methyl-nicotine, a synthetic nicotine analogue not subject to federal premarket review requirements, according to findings from a recent cross-sectional study.

Microbiology & Infectious Diseases
5 Jul 2025
HIV Triples Risk of Silent Coronary Plaque
HIV is independently associated with a significantly increased risk of subclinical coronary atherosclerosis, including obstructive plaque, even after controlling for traditional cardiovascular risk factors, according to a new prospective cohort study.