A woman was getting through one 600 puff a week when she started coughing up a brown substance with "grainy bits" in it. Kayley Boda said: 'A few months after I switched Lung damage. Breathlessness. Burns. Gum disease. Vapes are proven to cause real harm to your health. Quitting is hard but the benefits are worth it. Support is available to help you take Can Vaping Cause A Sore Throat? Do you know what's in a vape?