A wellness category once reserved for tech billionaires is sprawling across American cities — and the price tag for chasing extra years is climbing fast. Longevity clinics are charging anywhere from a few hundred dollars to more than $150,000 a year for full-body scans, genetic sequencing, hormone optimization and regenerative therapies, and patients are signing up in record numbers despite warnings that many of the treatments remain unproven.

An excerpt from Fountain Life co-founder Peter Diamandis's new book, the piece explores AI's role in accelerating age reversal science — highlighting Fountain Life's AI-driven diagnostics as a leading example of how the technology is being applied to longevity today.

The piece covers Life Time's nationwide rollout of SpiroFit metabolic testing, noting that VO₂ max testing has until now been mostly reserved for boutique longevity clinics — specifically naming Fountain Life as one of the leaders in this space.