Approximately 20 percent of teenagers had major depressive disorder in 2021, but less than half who needed treatment received it, a new study found.Approximately 20 percent of teenagers had major depressive disorder in 2021, but less than half who needed treatment received it, a new study found.Read Moreyour-feed-science, your-feed-health, Teenagers and Adolescence, Minorities, Hispanic-Americans, Depression (Mental), Disease Rates, Mental Health and Disorders, Coronavirus (2019-nCoV), JAMA Pediatrics (Journal), ResearchNYT > Health