Feeling itchy? Scientists are working to unravel the mysteries behind chronic itch
Why is itching contagious? Why do we keep scratching ourselves, beyond when it helps? Scientists are still unravelling the head-scratcher of itching — from how hard we scratch the skin to neurons in the brain that could explain what's going on.
![Feeling itchy? Scientists are working to unravel the mysteries behind chronic itch](https://i.cbc.ca/1.7129818.1709233573!/cumulusImage/httpImage/image.jpg_gen/derivatives/16x9_620/shutterstock-medium-file.jpg)
![Skin allergy. Itchy hands with scabies. Dermatology problem eczema; Shutterstock ID 1121658809 Hand scratching itch on other hand.](https://i.cbc.ca/1.7129818.1709233573!/cumulusImage/httpImage/image.jpg_gen/derivatives/16x9_620/shutterstock-medium-file.jpg)
Why is itching contagious? Why do we keep scratching ourselves, beyond when it helps? Scientists are still unravelling the head-scratcher of itching — from how hard we scratch the skin to neurons in the brain that could explain what's going on.