India, July 7 -- Tech entrepreneur and longevity enthusiast Bryan Johnson has revealed that he has been diagnosed with autoimmune gastritis (AIG), a rare condition in which the immune system mistakenly attacks the stomach lining. The 48-year-old, who is known for investing millions of dollars annually in anti-ageing treatments, shared the news on X on July 1, describing the disease by saying, "My stomach is eating itself." While there is no cure for the condition, Johnson said he plans to closely monitor it while exploring emerging treatment options. (Also read: Bryan Johnson says this simple 'post-meal habit' can reduce blood fat by 72%, improve sleep, digestion and heart health )

According to a review published in the journal Wiener Me...