Author: JEN CHRISTENSEN, CNN

Why US life expectancy still on decline

Life expectancy at birth -- the average length of time that you are expected to live -- continues to drop for Americans, a new study finds. Drug overdoses, suicides, alcohol-related illnesses and obesity are largely to blame. These problems have been building since the 1980s, according to the study's authors.

Studies: Regular pot use raises risk of youth heart problems

Younger people with cannabis use disorder are at an increased risk of heart rhythm problems, according to a new presentation at the American Heart Association Scientific Sessions. A second presentation says that young people who use weed frequently are at a higher risk for stroke.

Vitamin E acetate may be to blame for vaping illnesses, CDC says

Vitamin E acetate, an additive sometimes used in THC and other vaping products, may be to blame for a national outbreak of e-cigarette-related lung injuries that's linked to dozens of deaths, according to US Centers for Disease Control and Prevention officials.

Juul stops sales of mint-flavored pods

Juul Labs will immediately stop online sales of mint Juulpods and will stop accepting orders for them from retailers, Juul Labs' CEO K.C. Crosthwaite said Thursday.

Child sex abuse cases treated in ERs more than doubles

The number of US adolescents admitted to emergency rooms for injuries related to sexual abuse more than doubled between 2010 and 2016, according to a new study. For kids ages 12 to 17, the number increased from 2,280 in 2010 to 5,058 in 2016.

Middle-aged black adults see rise in opioid deaths

About 48,000 people lost their lives to opioids in 2017, the latest year for which complete data is available, according to a new study. Synthetic opioids, such as fentanyl, accounted for almost two-thirds of those deaths.

One town's flavor ban seemed to work to cut youth tobacco use

Limiting kids' access to flavored tobacco products like e-cigarettes, smokeless tobacco and cigars seems to work, according to a new study that looks at two towns that took different approaches to vaping in Massachusetts. That will come as good news to the governments that are adding more restrictions on flavors.