People will switch to smoking when disposable vapes are banned, new survey reveals Yorkshire Cancer Research New research suggests that vapes are likely to cause oral and lung cancer. Read about the study via the link in the comments. A major review of global research led by cancer researchers at UNSW has found vaping likely causes oral and lung cancer. Vapes aren't harmless. If you're thinking about quitting vaping or smoking E Cigarettes and Breast Cancer: Is Vaping Really Safer?