It’s the riskiest of all health habits, and since secondhand smoke is dangerous to others, it’s also a form of
undercover hostility. In the old days, men smoked but women didn’t. Women began to smoke in large
numbers, they started to catch up to men in heart disease, lung cancer, and emphysema. Smoking is a
terrible hazard for men and women, young and old. Like smoking, drinking and drug abuse are traditionally male problems that are increasingly threatening to women as well. Still, males dominate in these self-destructive habits.