Can a doctor tell if you vape? I do not smoke anything in any way, but am curious about vaping, e-cig, and regular inhalation of tobacco products and effects on human body. -
I'm 12 and I vape. I might have to get blood taken. I want to know how long I should stop vape so that the nicotine doesn't show up when they take
![Cigarette smokers who try to quit often end up vaping and smoking – Washington University School of Medicine in St. Louis Cigarette smokers who try to quit often end up vaping and smoking – Washington University School of Medicine in St. Louis](https://medicine.wustl.edu/wp-content/uploads/smokevape.jpg)
Cigarette smokers who try to quit often end up vaping and smoking – Washington University School of Medicine in St. Louis
![NIH-funded studies show damaging effects of vaping, smoking on blood vessels | National Institutes of Health (NIH) NIH-funded studies show damaging effects of vaping, smoking on blood vessels | National Institutes of Health (NIH)](https://www.nih.gov/sites/default/files/news-events/news-releases/2022/20221026-vape.jpeg)