How Pain Protects You From Harm

Pain warns you before damage becomes severe.
Nociceptors fire when cells are stressed or injured.
Fast pain signals let you react instantly to danger.
Chronic pain occurs when nerves misfire long after healing.
The brain can dull pain through endorphin release.
Phantom pain shows how the brain can sense limbs that aren’t there.
Emotional pain activates similar neural pathways as physical pain.
Pain thresholds vary with mood, genetics, and expectation.
Pain teaches avoidance—an ancient survival mechanism.
Feeling pain proves your sensory system is protecting you.