• Question: What's the worst addiction you have ever studied?

    Asked by Lucy to Andy on 16 Mar 2017.
    • Photo: Andrew Jones

      Andrew Jones answered on 16 Mar 2017:

      The worst addiction? Probably smoking. So many people die from smoking (and so many people smoke).

      There are drugs that cause more harm, such as heroin and cocaine, but not as many people are addicted to them.