The concept of longevity—extending both lifespan and quality of life through lifestyle practices—has never been more prevalent. According to health assessment specialist Dr. Sabine Donnai, the term gained significant traction during the Covid-19 pandemic. “I think it made a lot of people much more aware that they can take charge of their health,” she told Robb Report. Donnai is the founder of Viavi, a health management company that evaluates clients based on personal data ranging from DNA to lifestyle habits. While Covid helped mainstream the idea, longevity’s roots stretch further back. Even before the pandemic, the concept had moved beyond sterile doctors’ offices into luxurious spaces that feel more like five-star resorts (and some are). Around the world, medical spas staffed with certified doctors and equipped with state-of-the-art facilities offer personalized health programs designed to optimize your physiology. These centers go far beyond massages and facials; they conduct medical-grade testing—including..