Smoking damages Smoking is one of the most harmful practices practiced by humans, it has many damages to human health, and the most important of these damages are the following: [2] It raises the risk of cancer, especially lung cancer, according to what scientific studies have proven, as what is close to 90% of lung cancer cases are caused by smokers. It is responsible for 25% of heart diseases. It is one of the factors that cause heart attacks and strokes that result in sudden death, as smoking one cigarette results in an increase in the number of heart beats reaching approximately 10-15 minutes, and the systolic and diastolic blood pressure increases by 10 millimeters of mercury. Reduces the ability of hemoglobin to carry oxygen. It increases the risk of stroke by 2-3 times compared to non-smokers. Reduces the effectiveness of some medications used to treat the liver. It causes abortion for women by 22.5% of pregnant smokers, while the abortion rate of pregnant women who are not smokers is much lower, whereas it reaches 7.4%. The positives of quitting smoking Certainly, quitting smoking has many positives that depend on human health and life in general and among the most important of these positives: [3] [4] It saves the money spent on cigarettes, although the cost of a pack of cigarettes does not seem large, but if its cost is calculated within months or In a year the amount will be large. It saves other money from smoking; it includes the cost of health insurance, the costs of treating smoking-related diseases, and dental treatment. It increases the chance of finding a life partner, as one Canadian study found that 56% of people will never date a smoker, and 20% of people smoke was a reason for them or anyone they know to end a love affair. It protects against premature wrinkles and maintains a younger looking complexion. It protects against baldness and premature graying, as men who smoke have baldness twice as often as non-smokers, and smokers develop premature graying twice and a half times higher than others, according to a Jordanian study. It increases happiness, reduces stress and depression, and improves mental health, according to a study published in the British Medical Journal. It improves career opportunities, as there are many companies that prefer to employ non-smokers, especially in the health sector; the aim of these decisions is to enhance the healthy environment for work, and reduce health insurance costs.