Why Do We Get Goosebumps?

The video explains goosebumps, a reaction where tiny muscles tighten, causing hair to stand up. This occurs due to intense emotions like fear or excitement. The term 'horror' is derived from a Latin word meaning 'to bristle with.' Goosebumps resemble the skin of a plucked bird. In animals, they serve to make them appear larger to predators and help retain warmth. For humans, goosebumps are not a survival mechanism but a result of adrenaline from strong emotions.

Describe the physiological response that leads to the formation of goosebumps.

What is the origin of the word 'horror' and how does it relate to goosebumps?