James MacKenzie (scientist)

James MacKenzie was a pioneering Scottish cardiologist known for his research in heart health and pioneering work in diagnosing cardiac arrhythmias. He developed the use of early electrocardiography techniques to detect irregular heartbeats, helping to identify and treat various heart conditions more accurately. His work significantly advanced understanding of heart rhythm disorders and improved patient care, laying the groundwork for modern cardiology diagnostics. MacKenzie’s contributions helped transition heart disease from a vague diagnosis to a science-based discipline with precise tools for detection and management.