A law that took effect last week allows the U.S. Food and Drug Administration (FDA) to regulate e-cigarette products that use synthetic nicotine.

A new study finds almost 10% of edible marijuana products resemble snack foods that are appealing to children.

A growing number of bars and restaurants are stocking strips to test for the presence of fentanyl, Reuters reports.

Find more of our must-reads in policy news, including a law that allows the FDA to regulate synthetic nicotine taking effect.

View our curated digest of the latest research news, including a systematic review of the relative effectiveness of medications for opioid-related disorders.