Johns Hopkins Bloomberg School Of Public Health

This study tested a program called 'Family Connections' for teenagers and young adults (ages 15-21) living with HIV and their caregivers in Zambia. The program involved 10 group sessions over 6 months, aiming to build family support, reduce self-stigma, and help youth stick to th…

This study tested a counseling program that involves the family and friends of people receiving treatment for opioid addiction and HIV in Tanzania. The goal was to see if this social support approach is practical and acceptable for helping patients stay in their methadone treatme…

This study tested a new strategy to help people with HIV in Ukraine who had fallen out of medical care. Researchers used health data to identify 160 people who had missed appointments and then actively helped them reconnect with clinics and start treatment. The goal was to see if…

This study tested a new approach to help people who inject drugs and have HIV. It trained people who were already successfully on addiction medication to become peer educators for their friends and social contacts. The goal was to see if this peer support could encourage more peo…

This study compared three different food security programs in Ethiopia to see which works best at improving household food supplies and child nutrition. Researchers followed over 3,300 families with young children or pregnant women for two years. They measured how different combi…

This study tested two nurse-led support programs to help female sex workers living with HIV in South Africa stay on their medication and achieve viral suppression. Researchers compared a decentralized treatment program with individualized case management to see which approach wor…

This study tested a web-based program designed to help Black women at risk for HIV and sexually transmitted infections (STIs) in Texas. The program guided them through using at-home test kits, mailing them in, checking results, and connecting to treatment or preventive medication…

This study tested whether giving cash assistance to families in food-insecure areas of Somalia could prevent malnutrition in children and mothers. Researchers compared different combinations of cash payments and educational support over six months to see which approach worked bes…

This study aimed to find the best way to combine community support programs to prevent suicide and build strength in American Indian youth ages 10-29 who were at risk. Researchers tested different sequences of three approaches: a brief counseling program (New Hope), a cultural co…

This study tested if a simple disinfectant wash for therapy dogs could prevent children from picking up dangerous germs during hospital visits. Researchers enrolled 45 children and 40 dogs to see if the disinfectant reduced the spread of germs like MRSA, while still letting kids …

This study tested a program called 'Asdzáán Be'eená' (Female Pathways) designed to prevent teen pregnancy and early substance use among Navajo girls. The program involved 11 weekly sessions for girls aged 10-14 and their female caregivers, focusing on cultural strengths, communic…

This study tested two ways to help White Mountain Apache women get recommended mammograms to catch breast cancer early. Researchers compared a culturally tailored education program alone versus that program plus support from an Apache women's health coach. The goal was to see whi…

This study tested a program to prevent home injuries in young children. Researchers worked with 300 low-income families in Baltimore to identify and fix safety hazards like unsafe windows, unsecured furniture, and fire risks. The goal was to understand the costs and challenges of…

This study tested a new mobile app designed to make it easier for small corner stores in low-income Baltimore neighborhoods to order and receive healthy, affordable foods from local suppliers. Researchers worked with 38 stores to see if using the app increased the amount of healt…

This study tested an online program called 'Help Wanted' designed for adults who are sexually attracted to children but have never acted on it. The goal was to see if the program could provide skills and resources to help participants keep children safe and improve their own ment…

This study created and tested a toolkit for healthcare clinics to help more Black women in the South start and stay on HIV prevention medication (PrEP). It focused on two clinics in Mississippi and aimed to address specific barriers these women face, including domestic violence. …

This study tested whether a 4-month regimen of nasal antiseptic and antiseptic body wash, combined with household education and supplies, could reduce the amount of staph bacteria people carry on their skin and prevent infections. It focused on Native American adults living on or…

This study tested whether a web-based safety planning app called myPlanKenya could help women in Nairobi, Kenya, who are at risk of violence from their partners. The app was shared through community networks, and 440 women who disclosed experiencing violence were referred to use …

This study looked at whether using adult day services helps reduce stress for Black family members caring for loved ones with dementia. Researchers measured stress through questionnaires and saliva tests in 42 caregivers. The goal was to understand if regular breaks through day s…

This study aimed to understand how different environmental warning labels on fast-food menus affect people's choices. Over 14,700 U.S. adults were shown menus with various labels and asked about their reactions and purchase intentions. The goal was to gather knowledge about which…

This study aimed to understand how different warning labels on fast-food menus affect people's choices. Over 14,700 U.S. adults viewed online menus with various labels and answered questions about them. Researchers wanted to see which labels were most effective at grabbing attent…

This study tested whether adding climate-impact labels to fast-food menus influences how healthy people's meal choices are. Over 6,600 US adults participated in an online experiment where they selected items from a simulated burger restaurant menu with different types of labels. …

This study aimed to understand how different marketing features for 'tobacco-free' oral nicotine pouches affect what people think about them. Over 5,000 U.S. adults who smoke and young people who don't use nicotine participated by viewing ads and answering surveys. Researchers me…