According to statistics, about 20 million people in the United States are suffering from aphid allergies  A university study found that the eastern and west coasts of the United States were the land of aphids compared to other species, while the western interior was the hell of aphids  Because aphids can only live in humid conditions
Many people who are allergic to mites say they have reduced their allergic symptoms during their business trip in the western interior of the United States
 In this regard, experts recommend that if you are allergic to aphids and live in dry and altitude areas in the United States and Canada, it is definitely a good choice