Smoking cigarettes affects many aspects of your body, including your physical endurance. If you smoke, you get less oxygen in your heart, lungs and muscles. This reduces your physical fitness level. Vaping and Exercise: How E Cigarettes Affect Your Workout Ecigator Sevrage tabagique : la vape et le sport le petit vapoteur Exploring the Impact of E cigarettes on Cardiovascular Health: Insights from Preclinical and Clinical Studies Cardiovascular Toxicology Springer Nature Link