CEREBRAL BLOOD FLOW

This study looks at whether eating 50 grams of walnuts every day for 24 weeks can improve brain function in adults aged 45-75 with abdominal obesity. Researchers will measure blood flow in the brain and how well the brain responds to insulin, as well as thinking skills and appeti…

This study tests whether a special low-calorie, plant-based diet taken for 5 days each month can safely improve blood flow to the brain in middle-aged adults who carry the APOE4 gene, which raises Alzheimer's risk. Forty participants aged 45-65 will be randomly assigned to either…

This study will use ultrasound to measure blood flow in the brains of 200 healthy newborns, both full-term and premature. The goal is to find normal differences in brain blood flow based on how early a baby is born. These reference values could help doctors spot problems earlier …

This study looks at how the hormones estrogen and testosterone control blood flow to the brain. Researchers will temporarily block these hormones in 50 healthy young men and women, then measure brain blood flow and energy use. The goal is to understand sex differences in brain he…

This study looks at whether eating 4-5 servings of dairy foods daily (like milk, cheese, and yogurt) can improve brain function and thinking skills in overweight adults aged 40-75. Participants will be randomly assigned to a high-dairy or low-dairy diet for several weeks. Researc…