Among U.S. adults, alcohol use disorder declined from 28.8 million cases in 2021 to 27.1 million in 2024, while cannabis use disorder increased from 15.3 million to 19.4 million, with increases particularly notable among adults aged 35 and older.

Among U.S. adults, alcohol use disorder declined from 28.8 million cases in 2021 to 27.1 million in 2024, while cannabis use disorder increased from 15.3 million to 19.4 million, with increases particularly notable among adults aged 35 and older.