How to Pass a Nicotine Test When You Vape Regularly Vaping is especially harmful to individuals under the age of 25, as their brains are not yet fully developed. The chemicals found in vapes can cause problems with memory and retaining information, Teens Who Vape Are More Likely to Smoke Cigarettes Business Insider Does Vaping Affect Drug Test Results? Mr Fog Enjoy To The Last Puff The number of US teens who vape more than doubled in the last year