Biology
How do pain signals travel through the body?
Quick fact
Pain signals travel through nerves to the brain, where they are interpreted as an experience.
Why this is interesting
Pain feels like an enemy, but it is actually one of the body's most important survival systems.
Read the full explanation
Understanding How do pain signals travel through the body?
Specialised nerve cells detect damage and send information through the nervous system.
A deeper explanation
Pain is a complex interaction between biology, nerves, and the brain. It helps humans avoid injury and respond to threats, but the experience of pain depends on how the brain processes signals rather than simply measuring damage.