If you are a smoker, try this experiment: When you wake up tomorrow morning, check your heart rate before your first cigarette. Then check it again after smoking. You will discover a significant increase in heart rate. Blood pressure also rises with smoking (and vaping). Happily, heart rate will subside when nicotine is no longer being injected in the body. In other words, some health benefits begin accruing within just a few minutes after quitting smoking. Many other health benefits follow relatively soon after quitting. Learn more….. ..….https://truthinitiative.org/research-resources/quitting-smoking-vaping/breath-fresh-air-immediate-benefits-quitting-smoking-or