What is secondhand smoke CDC?

What is secondhand smoke CDC?

Secondhand Smoke. Secondhand smoke is the combination of smoke from the burning end of a cigarette and the smoke breathed out by smokers. Secondhand smoke contains more than 7,000 chemicals, of which hundreds are toxic and about 70 can cause cancer.

What level of secondhand smoke is safe?

Secondhand smoke (SHS) has the same harmful chemicals that people who smoke inhale. There’s no safe level of exposure for secondhand smoke (SHS).

What is considered secondhand smoke?

Secondhand smoke is smoke from burning tobacco products, like cigarettes, cigars, hookahs, or pipes. 1,6,7. Secondhand smoke also is smoke that has been exhaled, or breathed out, by the person smoking.

How long does it take for second hand smoke to affect you?

When does secondhand smoke damage start? Studies have shown that damage from secondhand smoke occurs in as little as five minutes: After five minutes: Arteries becomes less flexible, just like they do in a person who is smoking a cigarette.

What are some facts about second hand smoking?

Secondhand smoke causes other diseases and death. Secondhand smoke can be harmful in many ways. For instance, it affects the heart and blood vessels, increasing the risk of heart attack and stroke in non-smokers. Some studies have linked SHS to mental and emotional changes, too.

What is second hand smoke and its effects?

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. Smoke makes your blood stickier, raises your “bad” LDL cholesterol, and damages the lining of your blood vessels.

How does secondhand smoke affect the brain?

The study also found out that exposure to secondhand smoke damages the regions of the brain responsible for memory, learning, and emotional responses. The chemical components on tobacco smoke severely affects the fetal development of the brain during late gestation stages or during the late stage of pregnancy.

Is second hand smoke real?

Second hand smoke is smoke they have breathed in from other people’s cigarettes. It is also known as involuntary or passive smoking. There is nothing passive however about the effects of this smoke. It is lethal and it is dangerous.