1 What is passive smoking?
Passive smoking is also called passive smoking or environmental smoking. Passive smokers inhale cigarettes and float out from the burning end? Sidestream smoke? And the smoker exhales? Mainstream cigarettes? , become a passive smoker.
2. What harmful substances are contained in the smoke inhaled by passive smoking?
When a cigarette is lit, it will produce a very high temperature (900℃). The tobacco smoke produced at this time contains more than 4000 kinds of chemicals, including many toxic and harmful substances, of which more than 60 kinds are carcinogenic. 85% of indoor tobacco smoke comes from sidestream smoke released from the burning end of cigarettes, which is the most commonly inhaled smoke by non-smokers, and the toxin content released by sidestream smoke is higher than that directly inhaled by smokers.
3. Are there many people exposed to secondhand smoke?
There are many people exposed to second-hand smoke, and the number of victims of passive smoking in China can be as high as 540 million, including children under 5 years old1.800 million. Among passive smokers, 82% were exposed to second-hand smoke at home, 67% in public places and 35% in the workplace.
4. breathe? Secondhand smoke? What problems will it cause?
Irritation of nose, throat and chest, dyspnea, etc. Cough; Sneeze; Red eyes shed tears; Snuff; Headache; Dizziness; Nausea and inattention.
5. What are the hazards of passive smoking to adult health?
Passive smoking will increase the risk of lung cancer, cardiovascular disease and chronic obstructive pulmonary disease in adults, increase the risk of asthma and damage lung function.
For women whose husbands smoke, the risks of lung cancer, ischemic heart disease, stroke and chronic respiratory diseases increase with the increase of their husbands' daily smoking.
Passive smoking can aggravate asthma, chronic bronchitis and some allergies.
6. What are the hazards of passive smoking to children's health?
The harm of passive smoking to children's health involves all stages of children's growth and development. If the mother smokes or smokes passively during pregnancy, the chances of the baby dying at birth or shortly after birth will increase. These babies are more likely to suffer from lung infections and other diseases in the first year after birth than children of non-smokers.
Smoking after delivery and lactation is one of the risk factors of sudden infant death syndrome. Children's lungs are smaller and more tender than those of adults, so they are more susceptible to cigarettes and their chemicals. They are more prone to asthma, bronchitis, pneumonia and other respiratory diseases.
A child's life should have a healthy start. If you are pregnant, please don't smoke and avoid smoking places. You can also ask your family or friends not to smoke in front of you and your children.
Common sense of smoking ban
Wake up in the morning
When resting at night, the metabolic rate of human tissues and organs is low, and carbon dioxide accumulates in the body. Smoking just after waking up from sleep will affect the discharge of carbon dioxide. Nicotine in smoke stimulates bronchi and easily induces respiratory diseases.
When you go to the bathroom
The air in the toilet is turbid, smelly and smoky, which will make smokers feel dizzy and weak. People with cardiovascular diseases are easy to induce angina pectoris; People with a history of bronchitis can cause acute attacks.
Sancanqian
Smoking before meals will delay gastric emptying and easily lead to gastric ulcer.
When drinking
Smoking while drinking will make the nicotine content in the blood higher. This is because nicotine can be dissolved in alcohol and inhaled when drinking, and nicotine can be quickly absorbed into the blood with alcohol, which makes people excessively excited.
After taking the medicine
Smoking immediately after taking medicine seriously affects the effective concentration and therapeutic effect of drugs in the blood. A study in a hospital in new york, USA, found that only 1.2% of the active ingredients in the blood were smoked within half an hour after taking the medicine? 1.8%, while non-smokers reached 2 1%-24%.
Over-tired
The human body consumes a certain amount of heat when working or exercising, and the blood circulation is faster than when it is calm. Smoking at this time, harmful components in the smoke will quickly enter the blood, which is not good for your health.
After taking a bath
After bathing, the whole body blood vessels dilate, blood circulation accelerates, and gastrointestinal peristalsis strengthens. At this time, smoking accelerates the damage of harmful substances to various organs.
Driving a vehicle
Harmful substances such as nicotine, carbon monoxide and benzopyrene produced during cigarette burning can reach the brain within 7 seconds, which interferes with and affects the brain nerves, resulting in short-term hypoxia, slow emergency response and prone to car accidents.