Dr. Jan K. Hennigs is a special­ist in internal medicine and pulmonology based in Berlin, where he serves as the medical director of the high-end preventive clinic known as YEARS Medical Center. He studied medicine alongside molecular biology, gained research experience at the Stanford University School of Medicine, and has published more than 120 scientific papers. At YEARS, he emphasizes early detection of risk, individualized diagnostics including multi-omics analysis, and lifestyle intervention—shifting the focus from treating disease to proactively extending healthy life.