symptoms of Smoking
Smoking is the inhalation of the smoke of burning tobacco encased in cigarettes, pipes, and cigars. Casual smoking is the act of smoking only occasionally, usually in a social situation or to relieve stress. A smoking habit is a physical addiction to tobacco products. Many health experts now regard habitual smoking as a psychological addiction, too, and one with serious health consequences.
Symptoms of smoking
.Shortness of breath.
Coughing up blood.
Frequent colds and upper respiratory infections.
Difficulty or pain on swallowing.
Cigarette Smoking Signs and Symptoms. … Shortness of breath may be a sign of emphysema or heart disease. Chest pain may signal angina pectoris caused by insufficient blood flow to the heart or a heart attack. Difficulty swallowing, or persistent hoarseness, may signal a cancer in the mouth or larynx.Smoking is a leading cause of cancer and death from cancer. It causes cancers of the lung, esophagus, larynx, mouth, throat, kidney, bladder, liver, pancreas, stomach, cervix, colon, and rectum, as well as acute myeloid leukemia
Smoking is responsible for several diseases, such as cancer, long-term (chronic) respiratory diseases, and heart disease, as well as premature death. Smoking is the largest cause of preventable death in the world. Recent studies have found that smokers can undermine the health of non-smokers in some environments. Lung cancer is one of the most common causes of cancer deaths in the world.
Tobacco smoking is harmful to health. Tobacco smoke contains more than 7000 chemical compounds. Many of these agents are toxic, and more than 69 – including polyaromatic hydrocarbons (PAHs) and tobacco-specific nitrosamines – cause cancer.Tobacco kills around 6 million people each year. More than 5 million of those deaths are the result of direct tobacco use while more than 600 000 are the result of non-smokers being exposed to second-hand smoke. Nearly 80% of the world’s 1 billion smokers live in low- and middle-income countries.