Bryan Johnson has made it his life's mission to defeat death and live forever. But the multi-millionaire revealed this week that he has been diagnosed with autoimmune gastritis.

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

In a lengthy social media post, Johnson revealed how difficult it was to obtain the diagnosis and pledged to try finding a cure for the disease. 'My stomach is eating itself,' he…