The NHS is urging people not to return to work, school or nursery as cases explode and hospital admissions peak. The NHS is urging people not to return to work, school or nursery as cases explode and hospital admissions peak. Health
Urgent work and school warning issued as winter virus spreads across UK
![Urgent work and school warning issued as winter virus spreads across UK](https://cdn.images.express.co.uk/img/dynamic/11/590x/2011018_1.jpg)