The tech entrepreneur, who is known for spending about US$2 million a year on longevity treatments, said he was diagnosed with autoimmune gastritis after months of medical tests.

Bryan Johnson, renowned biohacker, disclosed his diagnosis of autoimmune gastritis after undergoing extensive medical tests, including biopsies and blood work.

ALBAWABA - Famous 'Anti-ageing biohacker' and influencer Bryan Johnson recently made headlines after revealing that he has an autoimmune disease called