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This study tested whether training people living with HIV to become prevention educators in their social circles could help reduce HIV transmission in Uganda. Researchers worked with 210 people with HIV who then recruited friends and family members to participate. The goal was to…

This small pilot study tested a new training program called 'Crisis Ready' for people involved in a law-enforcement assisted diversion program. The training teaches participants how to use the 988 crisis hotline and how to administer naloxone to reverse an opioid overdose. Resear…

This study tested whether making cigarette packaging look plain and standardized would affect young adults' desire to quit smoking. Researchers enrolled 433 smokers aged 21-34 and showed them different types of packaging. The main goal was to see if simpler, less attractive packa…

This study tested whether a special training and support program for community center staff could help them run a proven teen pregnancy and HIV prevention class more effectively. It involved 909 youth aged 10-14 across 32 Boys & Girls Clubs. The goal was to see if better-trained …

This study tested a culturally centered program designed to prevent opioid, alcohol, and marijuana misuse among American Indian and Alaska Native young adults (ages 18-25) in California. Researchers compared a new program called TACUNA, which blends motivational group sessions an…

This study tested if giving cash payments to pregnant women for getting recommended medical care could improve birth outcomes and prevent deaths. Over 36,000 pregnant women in Nigeria were randomly assigned to receive different cash amounts if they used prenatal services and gave…

This study developed and tested an online training course for doctors and nurses who treat people living with HIV. The goal was to teach providers skills to better address stigma and medical mistrust, especially among Black and Latino patients. Researchers tested the course with …

This small pilot study tested a new phone system called 'My Coach Connect' to see if it could help communication between patients and their mental health providers. Patients with conditions like depression or schizophrenia called in twice a week for four months to leave voice mes…