Definition: In this task, you need to generate an appropriate title for the given summary of some paragraph. The generated title must be short and should include the main topic of the given text. Your summary should be less than 20 words long.
Input: In 1974, almost half of all adults in the UK smoked. For many, spending time in smoke-filled homes, pubs and workplaces was simply a part of daily life.

Who are the smokers that haven't quit?