The 4 season of Operation Ouch! was broadcast on CBBC from lundi 18 janvier 2016 to lundi 14 mars 2016. It consists of 9 episodes, the first one is called "How Your Nerves Work" and the last one "Best Of...".
Operation Ouch! is a British children's educational television series about the human body. It shows what happens in A&E, what doctors sometimes have problems with and great experiments. The show is hosted by twin brothers Dr Chris and Dr Xand van Tulleken. Series 5 was named "Operation Ouch! Hospital Takeover".