COGNITIVE DECLINE

This study aims to see if using AI-powered fitness wearables and smartphone apps can help older adults living alone with mild memory problems become more physically active and improve their health. Researchers will give 64 participants a Fitbit and access to a personalized app pr…

This study is testing whether eating foods high in resistant starch can help slow down memory and thinking problems in adults who are at high genetic risk for cognitive decline. It will involve 70 overweight adults aged 40 and over. Participants will be randomly assigned to eat e…

This study aims to see if eating walnuts daily for six months can improve brain health in adults with abdominal obesity. Researchers will measure changes in brain blood flow, insulin sensitivity, and thinking skills like memory and focus. Participants will either eat about 50 gra…

This study tests whether a community program of group activities and home visits can reduce loneliness and improve heart and brain health in older adults. It will involve 600 people aged 60+ in rural Ecuador, comparing one village receiving the program to two similar villages tha…

This study is testing whether a simple smartphone app is easy and acceptable for older adults and their caregivers to use. The app offers activities like drawing, Tai-Chi, and prayer reading, which may help with emotional stability and social connection. Over six weeks, 40 partic…

This study aims to understand how different types of exercise affect the brain's ability to learn and adapt in older adults and people who have had a stroke. Researchers will compare high-intensity cycling, low-intensity cycling, and a health education group to see how exercise i…

This study aims to understand if heart bypass surgery (CABG) causes more long-term thinking and memory problems compared to a less invasive stent procedure (PCI). Researchers will follow 600 people for two years, giving them computer-based brain tests before their procedure and s…