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The longevity industry's biggest promise may be its weakest claim

9/8/2026

The case for high-end longevity interventions, peptides, cold plunges, high-tech wearables, has a unit-economics problem.

Annu Navani, chief medical officer at Le Reve Wellness in San Jose, California, and founder of the World Institute of Regenerative Medicine, says the biggest myth in her field is that expensive biohacks will allow people to live for a "very, very long period of time." The habits that actually move health span, she argues, cost almost nothing.

Navani, who leads advanced regenerative and longevity medicine programs at Le Reve Wellness, puts the realistic ceiling at 120 to 130 years.

Living beyond that, she told Fox News Digital, "would be a false promise." That framing reorients the goal entirely.