'Switching to e-cigarettes was a no brainer'
A leading medical body says smokers should be offered and encouraged to use e-cigarettes to help them quit.
The UK's Royal College of Physicians says there is evidence that e-cigarettes are safer than smoking.
Sarah Jakes quit smoking three years ago and now uses e-cigarettes.
Watch the Victoria Derbyshire programme on weekdays between 09:00 and 11:00 on BBC Two and the BBC News channel.