Yes. If you have one or more celiac genes, they can be activated at any point in life. Takes some kind of stress event, like a viral infection. 40{5676e3b156b07d12bd9df9fe13d641a85da396026abde11a1ff2d0afc1b3c015} of the population has genetic potential for developing celiac disease but only 1{5676e3b156b07d12bd9df9fe13d641a85da396026abde11a1ff2d0afc1b3c015} or so of the population actually develops celiac disease. Building on that, if your testing is negative for celiac disease, you…