Trend: The Over-Optimization Backlash Week of March 18, 2026 The 9 biggest 2026 wellness travel trends––From star bathing to sauna socials, they promise to make wellness travel feel less like a doctor’s visit and more like a vacation ––Condé Nast Traveler Intermittent fasting. Cryotherapy. Pleasure-dampening GLP-1s. Yes, there’s our obsessive, high-tech pursuit of longevity, but we’re also craving some lo-fi, sensory-igniting fun, especially on vacation.…