Rising Demand for Allergy Information: Allergy UK Struggles to Keep Up

Allergy UK is facing a surge in global requests for information on allergies, reflecting a steady increase in allergy cases. The organization offers an interactive website for identifying household allergens and provides scientifically-backed fact sheets via email. Allergy testing and desensitization procedures are available to help manage sensitivities. By 2015, it's estimated that half of Europe's population will experience some form of allergy.

What methods are mentioned for detecting sensitivity to allergens?

What is the estimated percentage of Europe that will have some form of allergy by 2015?