In this podcast, Prof. Craig Ritchie speaks with Dr. Nerida Burnie about the evolving role of blood-based biomarkers in Alzheimer's disease. They explore current and future diagnostic pathways, discuss the interpretation and communication of test results, and examine how brain health clinics are shifting toward risk profiling, lifestyle interventions, and personalized prevention plans. Discover what these advances mean for dementia care and the questions still being answered.