Girl wearing mask
Media playback is unsupported on your device
Video

How exercise affects young heart conditions

Every week at least 12 young people in the UK die of undiagnosed heart conditions.

But researchers hope a new study could reduce that number, by investigating how exercise affects young hearts.

John Maguire reports.

  • 20 Feb 2015
  • From the section Health
Go to next video: Could new heart test save women?