Alan Rodger - Smoking affects all aspects of health, really,.. People know it...

Smoking affects all aspects of health, really,.. People know it harms them, but the harm is not immediate. The nicotine is addictive, but it is all the other chemicals - the umpteen carcinogens which can affect your heart and which can cause cancer, and which can affect pregnancy and your potency and libido - which come into play later on, with prolonged use.