You may have heard in the news that tomorrow (Friday) marks the beginning of the end for brightly coloured and slickly designed tobacco packaging in the UK as legislation takes effect to phase out current packaging.

Many people are now turning to E-cigarettes instead, but are they safer than smoking? If you switch will you save money? What sort should you start with? We spoke to expert Dr Andy McEwen to answer the top 10 questions asked about electronic cigarettes 

You can find the answers on our Science blog 10 common questions about e-cigarettes answered.