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. # E cigs: What You Need to Know if You Care for Patients with COPD Challenges in COPD Frontiers B cell immune repertoire sequencing in tobacco cigarette smoking, vaping, and chronic obstructive pulmonary disease in the COPDGene cohort Vaping and COPD