Daily Mail on Instagram: "Biohacker Bryan Johnson has revealed he has been diagnosed with the incurable autoimmune condition autoimmune gastritis, saying, 'My stomach is eating itself,' despite spending millions in his quest to slow aging and extend his lifespan. Writing on X, the 48-year-old entrepreneur said the disease can cause irreversible damage if left untreated and believes it often goes undiagnosed because its symptoms can be easy to miss. Johnson, who reportedly spends around $2 million a year on his longevity regimen - including hundreds of daily health measurements, strict diet and exercise routines, experimental therapies, and regular medical testing - said he is now working to better understand and manage the condition while continuing his anti-aging mission. #bryanjohnson #aging #science #news"