A nurse taking Tahira Yaqoob's blood for the food intolerance test at Dubai Herbal and Treatment Centre. Pawan Singh / The National
A nurse taking Tahira Yaqoob's blood for the food intolerance test at Dubai Herbal and Treatment Centre. Pawan Singh / The National

Goodbye, sandwiches: Tahira Yaqoob's food intolerance test provokes deep changes to diet and lifestyle