smoking

researchers found that smokers reaped less quality-of-life benefits than nonsmokers
smoking makes a difference in general health perception, pain, social function
Smoke from cigars, cigarettes, and pipes harms your body in many ways, but it is especially harmful to the lungs of a person with asthma. Tobacco smoke is a powerful trigger of asthma symptoms
When a person inhales tobacco smoke, irritating substances settle in the moist lining of the airways. These substances can cause an attack in a person who has asthma.
In addition, tobacco smoke damages tiny hair-like structures in the airways called cilia. Normally, cilia sweeps dust and mucus out of the airways. Tobacco smoke damages cilia so they are unable to work, allowing dust and mucus to accumulate in the airways.
Smoke also causes the lungs to make more mucus than normal. As a result, even more mucus can build up in the airways, triggering an attack.
Second-hand smoke is the combination of smoke from a burning cigar or ci...