Operation Ouch!

CBBC

Sunday 17 February 2019  12:55 - 13:25 (30 mins)
Dr Chris and Dr Xand reveal the surprising secret behind the speed of your nerves, and Dr Xand finds out what happens if you don't wash your hands. [S]

Operation Ouch! may be available on playback
Operation Ouch! (CBBC) Sunday 17 February 2019 12:55 - 13:25