Media playback is unsupported on your device Doctors use virtual reality to prepare children for scans
16 February 2017 Last updated at 18:53 GMT
Doctors have started using virtual reality to help children overcome their fear of MRI scanners in hospitals.
Although not dangerous, the scanners are very loud and some people don't like being in very small spaces.
Doctors at King's College Hospital in London have been using VR to reassure patients facing MRI scans before they experience the real thing.