What is second -hand smoke?

Second hand smoke is an exposition of non -smokers to cigarette smoke from people who smoke around them. It is estimated that more than 300 people die of lung cancer because of its effects. Second hand smoke is even more dangerous than direct smoking. Smoking releases 4,000 chemicals into the air, the same amount that a person receives directly from inhalation, but because more than one person can be smoking, this smoke may include more of these chemicals. Nekýzk is therefore also exposed to cigarette smoke and chemicals for this time. Approximately 50 chemicals that are in smoke are carcinogens, which cause cancer. This is because the smoke in the air burns slower. It also contains five times the amount of carbon monoxide, which causes a reduction in the amount of oxygen in the blood.

In addition to death, the inhalation smoke from the second hand has many short -term effects. These include cough and sore throat, headaches, increased blood pressure, increased heart rate and eye irritation. Smoke also contributes to Vyššthe risk of heart disease and asthma.

long -term effects of inhalation of second -hand smoke include strokes and heart disease. It also causes lung cancer and other related cancer and reduces the body's ability to take oxygen. Children who are exposed to cigarette smoke have a high risk of asthma and probably suffer from other breathing problems.

Many countries around the world have banned smoking in all public enclosed areas to face these health risks. Restaurants, bars and night clubs in their areas in countries such as Scotland and Ireland, with England in 2007. In the United States, New York has been without smoke in public places since 2005.

, as well as benefits for public health, these bans also have a financial advantage. Smoking is associated with many long -term health costs and its effects on the suffering second -hand smoke. There are also not manyDirect costs such as higher premiums, reduced productivity and increased absence. Smoking also made the atmosphere more environmentally friendly, although until the exhaust gases from the car are also prohibited, people will never be quite ecologically clear.