The surgeon general hypes the hazards of secondhand smoke.According to Surgeon General Richard Carmona, secondhand smoke is so dangerous that you'd be better off if you stopped going to smoky bars and started smoking instead. "Even brief exposure to secondhand smoke," claims the press release that accompanied his new report on the subject, "has immediate adverse effects on the cardiovascular system and increases risk for heart disease and lung cancer." Among smokers, these diseases take many years to develop. So if you got your health tips from the surgeon general, you'd start smoking a pack a day as a protective...