Side Effects of Vaping You Should Be Aware Of & How To Avoid Them! Vapes may leave a sweet taste in your mouthbut they're also filling your lungs with toxic chemicals. Incomplete labelling can make it hard to know what's inside vapes and how harmful Can vaping damage your lungs? What we do (and don't) know Harvard Health Vaping harms your brain, which continues to develop into the early to mid 20s. Don't let vaping harm your health. Is Vuse Vape Safe? Comprehensive Review Clutch Vape