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Understanding the Age of Talmage: How old is Bryan Johnson's son?

As of early 2025, Talmage Johnson, the son of biohacker Bryan Johnson, was 19 years old, and a notable participant in his father's intensive anti-aging protocol. His unique involvement in the 'Blueprint' project, which has captivated and divided public opinion, offers a compelling glimpse into a family dedicated to a shared vision of longevity.