Eating out, getting on a plane and grabbing a snack are things most of us can do without a second thought.
But for around two million people in the UK, they could be risking their life every time they do the things we take for granted.
Allergy sufferers have to avoid certain foods which could cause them to have a life-threatening reaction, even if they only have a tiny amount.
One of the most common allergies is nuts, and this is the allergy that Joe Harkness suffers from.
Allergy Therapeutics plc (LON:AGY) is a market-leading, pioneering immunology business with specialist experience in the research and development of allergy treatments.