Bryan Johnson tackled human longevity. Now he wants dogs to live forever.0

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• August 29, 2026

Tech entrepreneur Bryan Johnson has become famous for his mission to help humans live forever, with his catchphrase “Don’t die.” Now he wants to do the same thing for dogs. Johnson’s interest in canine longevity was piqued when he recently adopted a professionally trained Belgian Malinois named Katara to protect him from attackers. This week,