Yet more women than ever are now lighting up while pregnant, and the problem in Somerset is among the worst in the country.
Figures released today show that almost 15% of pregnant women smoke - that's the biggest rise for four years.
Charli Afzal used to smoke 20 cigarettes a day, but gave up when she became pregnant after advice from Somerset Stop Smoking Service:
For information on giving up smoking, visit the NHS Smokefree website.
More top news
We check in with our hospitals amid another winter crisis, we ask if we need a more radical approach to avoid a repeat this time next year.
The organisation which oversees the running of Bath University has voted for the immediate departure of it's Vice Chancellor over her pay.
It will be chilly but bright this morning with frequent showers and potential thunder.