Vaping: 'Emerging data suggests links to chronic lung disease and asthma', warns doctor Express.co.uk Stealth PUFFiT vaporizer mimics asthma inhaler (review) The Denver Post Think vaping is harmless? Think again. Short term side effects include coughing, throat irritation, asthma flare ups, and even seizures or heart issues. Long term effects can include chronic lung disease, impaired lung development, and Developers of vapes for migraine, asthma will need to win over sceptics Reuters