How much secondhand smoke is bad?
Tobacco smoke has more than 4,000 chemical compounds, at least 250 are known to cause disease.
Exposure to secondhand smoke raises the risk — by as much as 30 percent — that others will get lung cancer and many other types of cancer, it can lead to emphysema, and it is bad for your heart.
Is second hand smoke worse than smoking?
Despite reports to the contrary, secondhand smoke is not worse than active smoking. The toxicology of tobacco smoke is the same irrespective of the method of exposure. So-called secondhand smoke produces adverse health effects in individuals compared with those not exposed to any form of tobacco smoke.
How long does it take for second hand smoke to affect you?
Exposure time to secondhand smoke and effects:
20-30 minutes – causes excess blood clotting, as well as increases the buildup of fat deposits in blood vessels, increasing the risk of heart attack and stroke.
Can second hand smoking kill you?
Over time, secondhand smoke can cause heart disease and lung cancer. The longer you are around secondhand smoke, the more likely it is to hurt you. Nonsmokers who breathe smoke at home or at work are more likely to become sick and die from heart disease and lung cancer.