What is second hand smoking definition

What does secondhand smoking mean?

Secondhand smoke is smoke from burning tobacco products, such as cigarettes, cigars, or pipes. 1,5,6. Secondhand smoke also is smoke that has been exhaled, or breathed out, by the person smoking. 5,6. Tobacco smoke contains more than 7,000 chemicals, including hundreds that are toxic and about 70 that can cause cancer.

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.

What is the difference between first hand smoke and secondhand smoke?

While first-hand smoke refers to the smoke inhaled by a smoker and second-hand smoke to the exhaled smoke and other substances emanating from the burning cigarette that can get inhaled by others, third-hand smoke is the second-hand smoke that gets left on the surfaces of objects, ages over time and becomes …

What is smoking in simple words?

Smoking, the act of inhaling and exhaling the fumes of burning plant material. A variety of plant materials are smoked, including marijuana and hashish, but the act is most commonly associated with tobacco as smoked in a cigarette, cigar, or pipe.

Who is most affected by secondhand smoke?

Secondhand smoke causes lung cancer in adults who have never smoked. Nonsmokers who are exposed to secondhand smoke at home or at work increase their risk of developing lung cancer by 20–30%. Secondhand smoke causes more than 7,300 lung cancer deaths among U.S. nonsmokers each year.

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What can you do to avoid secondhand smoke?

How to avoid secondhand smoke

  1. If you smoke, quit. There are many resources to help you. …
  2. Do not smoke or allow people to smoke in your house or car. Ask people who smoke to step outside.
  3. Find smoke-free restaurants, hotels, and rental cars.
  4. Ask caregivers and relatives to stop smoking around you and your children.

What happens if you kiss a smoker?

Tar stained teeth, and an increase in tooth loss and gum disease might get his attention, not to mention kissing a smoker is like licking an ash tray. There is an increase risk for other cancers including cervical, bladder, kidney, pancreas, mouth and throat cancer.

Does secondhand smoke make you sick?

Secondhand smoke hurts adults too. 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. Studies show that secondhand smoke may cause other serious diseases, too.

Can you get addicted to secondhand smoke?

“Chronic or severe exposure could result in even higher brain nicotine levels, which may explain why secondhand smoke exposure increases vulnerability to nicotine addiction.”16 мая 2011 г.

How long does secondhand smoke stay in a room?

5 hours

What is worse 1st or 2nd hand smoke?

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. The factors of dose, concentration, duration, and host susceptibility all contribute to the adverse health effects observed in an individual.

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What is 4th hand smoke?

Thirdhand smoke is residual nicotine and other chemicals left on indoor surfaces by tobacco smoke. People are exposed to these chemicals by touching contaminated surfaces or breathing in the off-gassing from these surfaces.

What are the 3 types of smoking?

Recognize Tobacco in its Many Forms

  • Cigarettes. …
  • Cigars, Little Cigars, Cigarillos. …
  • Dissolvable Products. …
  • Electronic Cigarettes (Also Referred to as: Vape Pen, e-Hookah, Hookah Pen) …
  • Traditional Smokeless Tobacco Products. …
  • Waterpipes (Also Referred to as: Hookah, Shisha, Narghile, Argileh)

5 мая 2016 г.

What are the three types of smoking?

  • Cigarettes. Cigarettes are the most common way of consuming tobacco, especially among young people. …
  • Cigars or Pipes. Contrary to popular opinion, smoking cigars or pipes is no less harmful to health than smoking cigarettes. …
  • Storing or Chewing Tobacco in the Mouth.

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