Food allergies and intolerances are an increasing problem, sparking a renewed focus into what causes them as people seek prevention before cure. Dr Shefali Verma-Johnson, a general practitioner at the Institute for Biophysical Medicine in Dubai, is seeing how the medical profession is changing the way it treats patients with those conditions. “When I trained, we learned to control the symptoms of diseases,” she says. “Nowadays we’re trying to look at what’s actually causing the