Vaping and the Brain: The Effects of E Cigarette and E Liquid Substances Vaping may damage your BRAIN by destroying neural stem cells, scientists warn The Mirror Did you know our brains are still developing until our late 20s? Vaping can harm parts of the brain that control attention, learning, memory and mood. For more information or Vaping Safety, Smoking, Dangers, Pros, Cons, Debate, E cigarettes, & Tobacco Britannica