VACCINATION

This study tested whether automated appointment reminders, real-time phone calls, and motivational counseling could increase the number of children who complete their routine vaccines. Over 2,800 parents and caregivers in a low-resource setting took part. The goal was to see if t…

This study tested two ways to increase childhood vaccination rates in Indonesia: sending mobile vaccine clinics into neighborhoods and holding religious conferences about vaccination. About 2400 adults answered surveys about their children's shots. The goal was to see if these ap…

This study tested different strategies to increase RSV vaccination among 50 pregnant people between 28 and 36 weeks of pregnancy. The goal was to find the best way to encourage vaccination to protect newborns from severe RSV infection. Researchers compared early and late vaccine …

This study looked at whether a clinical pharmacist could help increase pneumococcal vaccination rates in patients at high risk for infection before they leave the hospital. Researchers enrolled 167 adults who were not up-to-date on their vaccines. The goal was to see if the pharm…

This study tested whether giving a nutritional supplement to children aged 6-23 months could encourage more families to get the measles vaccine. Over 3,800 children in northern Nigeria took part. The goal was to see if adding this supplement to routine immunization programs incre…

This study tested two simple tools—a ShotBlocker and a vibration pen—to see if they could reduce pain in healthy infants during routine vaccinations. 96 babies aged 2 to 6 months were split into three groups: one using the ShotBlocker, one using the vibration pen, and one receivi…

This study tested whether the design of weblinks in digital vaccination invitations affects trust and willingness to book an appointment. Over 1,200 adults from the UK and US viewed either a standard or a clearer, more transparent weblink in a mock email. The goal was to see if a…

This study tested whether sharing local wastewater surveillance data (which shows virus levels in sewage) through public communications could encourage more people to get COVID-19 booster shots. Researchers compared vaccine uptake in two New York counties that received the campai…

This study looked at how the way a weblink is presented in a digital vaccination invitation email affects how much people trust the email and whether they would book a vaccine appointment. Over 4,000 adults from the UK and US were shown one of three different email versions with …

This study surveyed 1,786 US adults to identify which psychological factors—like trust, fear of needles, or beliefs—are most strongly linked to vaccine attitudes and history. The goal was to find new ways to encourage vaccination, especially in older adults. Participants complete…

This study looked at whether exposure to PFAS chemicals (often called 'forever chemicals') can weaken the immune response to the tetanus and diphtheria booster vaccine. Twenty adults from a community with known PFAS exposure in their drinking water took part. Researchers measured…

This study tested different ways of sharing a short video about flu and COVID-19 vaccines to see how trust changes depending on who shares it. Over 500 adults in California watched the video, which was created with input from Indigenous community members. The video was shared eit…

This study looked at how well recommended vaccines work in 152 adults who had a stem cell transplant. After transplant, the immune system is weak and past protection against infections is lost. Researchers measured antibody levels after full vaccination to see if the body builds …

This study tested how different types of web links in vaccine invitation emails affect people's trust and willingness to book an appointment. Over 1,200 adults from the UK and US viewed one of three email versions with different link styles. The goal was to find out which link de…