What is coeliac disease? Symptoms, causes and treatment

Coeliac disease affects far more people than realise it, with around 80% of Australians living with the condition still undiagnosed. Many have no digestive symptoms at all, presenting instead with fatigue, anaemia, or fertility difficulties. This guide explains what’s actually happening in the gut, why symptoms often persist even after going gluten-free, and what a functional medicine approach adds to standard care.