Bryan Johnson Reveals Autoimmune Disease Impacting Longevity Goals

WHO:

Yahoo - Bryan Johnson, a 48-year-old biohacker known for his longevity mission.

WHAT:

Yahoo - Johnson revealed he has autoimmune gastritis, a chronic autoimmune disease.

Yahoo - Johnson stated, "my stomach is eating itself" regarding his condition.

Yahoo - Johnson spends about $2 million a year on his health as part of his strict longevity routine.

Yahoo - Autoimmune atrophic gastritis can raise the risk of stomach cancer, according to medical guidance from Cleveland Clinic.

WHERE:

Yahoo - The diagnosis was discussed in an Instagram post by Johnson.

WHEN:

Yahoo - Johnson announced his diagnosis in a July 3 Instagram post.

WHY:

Yahoo - Johnson's condition challenges his longevity mission and is linked to a history of low ferritin levels and stress from his childhood diet and personal life.

HOW:

Yahoo - Johnson plans to address his condition using AI, biotechnology, immune analysis, and custom-built biological interventions.

(UPDATED July 11, 2026 01:25 UTC)

Bryan Johnson, a 48-year-old biohacker known for his longevity mission, has revealed that he is battling autoimmune gastritis, a chronic autoimmune disease that he described as "my stomach is eating itself." In a recent Instagram post, he shared that he spends about $2 million a year on his health as part of his strict routine, but this diagnosis poses a significant challenge to his goals, especially since autoimmune atrophic gastritis can increase the risk of stomach cancer. Johnson plans to tackle his condition through advanced methods, including AI, biotechnology, immune analysis, and custom-built biological interventions.