All Things Fitness and Wellness

This Week In Fitness: Eli Lilly's Retatrutide Results, Crunch Expands & ClassPass Updates

Krissy Vann

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This week on This Week In Fitness, we're covering one of the biggest obesity drug developments of the year as Eli Lilly reports positive Phase 3 results for retatrutide, a potential next-generation obesity treatment. We also look at ClassPass' new partner protections for gyms and studios, Crunch Fitness' $100 million expansion into Phoenix, Ultimate Longevity Center's rapid franchise growth, Planet Fitness' new partnership with Apple Music, and Wattbike's integration with EGYM.

Stories this week:

• Eli Lilly reports positive Phase 3 trial results for retatrutide, with participants losing up to 22.6% of their body weight. The company plans to seek U.S. regulatory approval in early 2027.

• ClassPass introduces new partner protections, including enhanced fraud prevention, dynamic pricing insights, and Mindbody Direct Protection to help gyms and studios safeguard their direct business.

• CR Fitness Holdings announces plans to invest approximately US$100 million to open 20 Crunch Fitness clubs across the Phoenix market by the end of 2027.

• Ultimate Longevity Center awards 200 franchise territories before opening its first location, highlighting continued momentum in the longevity and preventative health sector.

• Planet Fitness partners with Apple Music, offering free music subscriptions to new members while hosting themed '90s Night workout events at more than 600 clubs.

• Wattbike integrates with EGYM, allowing VO2 Max estimates and cycling performance data to contribute to members' Cardio BioAge scores.

Whether you're a gym owner, studio operator, supplier, investor, trainer or fitness executive, This Week In Fitness brings you the biggest stories shaping the global fitness business each week.

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