Libby, the curiosity coach, explains sneezing as a natural body response to irritants like dust, pollen, and germs. She discusses allergies, how sneezing helps expel germs, and proper sneezing etiquette. The video also covers other sneeze triggers such as sunlight and pepper, highlighting the body's amazing capabilities.

Why might someone sneeze when they walk into bright sunlight?

What are some surprising reasons why people sneeze?