What Are Boogers? | COLOSSAL QUESTIONS

Boogers are gross, yet each and every one of us has them. But, why? What are boogers exactly, and why do we get them?? Images used under license from Shutterstock.com Welcome to Colossal Questions, the show that answers all of life's most pressing questions! Welcome to Colossal Cranium where you can find endless answers to all of life's most pressing questions!