SAN FRANCISCO — For years, a divisive debate has raged in the United States over the health consequences of nicotine e-cigarettes. During the same time, vaping of a more contentious substance has been ...

I traded an ounce of weed for my first dry herb vaporizer about 15 years ago, and it was roughly the size and weight of a car radio. It sat on a table, plugged into a wall, and I drew from it through ...

For the first time in 50 years of keeping track, in 2024, teen girls in the U.S. used significantly more marijuana than boys in every grade. What's driving the shift? The much higher percentages of ...

For the first time in 50 years of keeping track, in 2024 girls used significantly more marijuana than boys in every grade. The much higher percentages of girls vaping marijuana may explain part of the ...