The tobacco companies aren't going to stop advertising their products unless they have to. They're in business to make money. They will only behave responsibly when their profits are on the line. Why should it be legal to make commercials about a product that can kill you. Some people say the health warnings on cigarette packs are discouragement enough.
Smoking can cause birth defects, pregnancy complications, low birth weight and emphysema.
But if they were enough, then people would stop smoking. Clearly they're not. Cigarettes are proven to be more addictive than heroin. It was a bounteous slice of memory which filled me with more than a soupcon of do-gooder tutor pride. But as she bent over her writing tablet to pencil-in corrections, she lost my fixed attention to the details of her exercise.