COPD Patients Who Switch From Smoking to Vaping See Long Term Benefits Shortness of breath can have many causes including asthma, COPD, sleep apnea, stress, and more. We covered a few common ones here. Read the full blog for more insight. Link in bio. # The Troubling Truth About COPD and Vaping University of Maryland Medical System Health Hub Vaping Marijuana Failed to Help COPD Symptoms RT Vaping and how it affects lung function ndd Medical