Why have allergies increased so drastically in the last two decades?

This episode takes a more in-depth look at what causes an allergic reaction, breaking down the parts involved in a reaction, and what symptoms to look out for in an allergic reaction. Dr Gupta also explains some theories into why someone may develop allergies and why they are on the rise.

• The symptoms of an allergic reaction

Supporting information: https://www.itchpodcast.com/blog/episode-2