The government should pass a law which bans smoking in private dwellings as they did for public places. If a person lives alone in a private dwelling which is a detached building then an exemption clause could be made for such a smoker.
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This could prevent thousands from suffering with health issues as a result of second hand smoke, which can have fatal consequences. This could save the NHS a lot of money especially in these uncertain times. Also, many lives could be saved and fewer people left susceptible to respiratory disorders at a time when we are experiencing a respiratory disease without cure.