Respiratory problems: Long-term smoking will increase the risk of chronic obstructive pulmonary disease (COPD), including chronic bronchitis and emphysema. Smoking is also one of the main risk factors for lung cancer.
Cardiovascular diseases: Smoking can damage the cardiovascular system and increase the risk of heart disease, stroke and arteriosclerosis. Nicotine and other chemicals can cause vasoconstriction and increase blood pressure and heart load.
Cancer: Smoking is related to a variety of cancers, including lung cancer, oral cancer, esophageal cancer, gastric cancer, renal cancer, bladder cancer and pancreatic cancer. Chemicals in tobacco can destroy the DNA of cells and promote the formation of cancer cells.
Taste and smell problems: smoking will affect the perception of taste and smell, make the nose and mouth feel dull, and reduce the sensitivity to food and smell.
Reproductive health problems: Smoking has a negative impact on the reproductive health of both men and women. Male smoking may lead to decreased sperm quality and erectile dysfunction, while female smoking may reduce fertility and increase the risk of miscarriage and infertility.
Other health problems: Smoking is also related to oral health problems, digestive system problems, osteoporosis, vision problems, gum diseases, diabetes, immune system problems and many other health problems.
These are just some major health problems that may be caused by long-term smoking, and the harm of smoking to the overall health is far more than these. Therefore, quitting smoking is very important to protect your health. If you want to quit smoking, it is wise to seek the help and support of medical professionals.