Man in cyclist helmet and face mask
Media playback is unsupported on your device

Air pollution: Benefits of exercise 'outweigh harms'

The health benefits of cycling and walking outweigh the harmful effects of air pollution, a study has suggested.

Air pollution contributes to 40,000 early deaths each year in the UK and we gulp in more of it when we exercise.

On the other hand, regular exercise reduces the risk of diabetes, heart disease, and several cancers.

Claire Marshall reports.

  • 05 May 2016
Go to next video: Walking in a dirty city - is it healthy?