Common conditions such as indigestion and heartburn as well as peptic ulcers, autoimmune gastritis and stomach and esophageal cancers have one thing in common – they involve disruptions of the normal ...

Bryan Johnson, known for spending millions to slow ageing, says he has autoimmune gastritis, a rare disease that causes the immune system to attack the stomach.

After several investigations and possible explanations were considered, further testing revealed elevated levels of parietal cell antibodies — a marker commonly associated with autoimmune gastritis.

Bryan Johnson, who spent millions on life extension treatments, was diagnosed with incurable autoimmune gastritis. The post ...