What is Cat Dander? Is Fel D1 capable of affecting humans?

Some people are still confused about cat dander, but allergy sufferers are worried about it. The details of what exactly qualifies as cat dander, the significance of Fel D1, and the effects on allergy sufferers are provided below.

For a long time, many people believed that allergies originated from cat hair. Cat dander eventually emerged as the culprit, although most cat lovers thought it was exactly the same as obvious dandruff.