@Sorrowless: Not just the fetus. It was my grandpa. My dad has never smoked and my grandpa quit by then. It was passed down two generations even though my parents never smoked once. It's not so much cutting a limb off as it is rewriting your genes.

@kamimatsu: Genes are an interesting thing. Then we have people like Churchill who was overweight, chainsmoked and boozed yet lived to a ripe old age. https://youtu.be/owTPZQQAVyQ

Maybe science could give asthma a fix one day.