Vulnerable people in Yorkshire advised to avoid 'strenuous' activity as air pollution reaches 'very high' levels

As of 9am this morning, Yorkshire and the Humber is the only area of England recording Index 10 levels of air pollution.

Asthmatics have been told that they may need to use their medication more often and everybody is being advised to think more carefully about exercising outside.

According to the UK Air Information Resource, in line with this morning’s data, “Adults and children with lung problems, adults with heart problems, and older people, should avoid strenuous physical activity.