Number of teens who vape marijuana doubled in 7 years

(HealthDay)—Teenagers have followed the vaping trend into marijuana use, with recent studies chronicling a boom in pot vaping among adolescents in the United States and Canada, researchers report. The percentage of teens who’ve experimented with vaped pot has more than doubled in recent years, and vaping among frequent marijuana users…

Scale identifies who is water insecure globally

As the world struggles to stop a global pandemic and reel in climate change, globally comparable information about water insecurity is crucial for action. A new study by Sera Young, associate professor of anthropology and a fellow at Northwestern University’s Institute for Policy Research, research associate Hilary Bethancourt and colleagues…

WHO more doubtful about vaccines ending pandemic

The head of the WHO Europe was Friday pessimistic about vaccines’ ability to put an end to the COVID pandemic, as new variants dash hopes of reaching herd immunity. Faced with the possibility that the virus may be around for many years, health officials must now “anticipate how to gradually…