Many people struggle to quit smoking cigarettes to prevent and slow lung diseases, such as chronic obstructive pulmonary disorder.
Nicotine is such an addictive substance that in a desperate attempt to get healthy many people turned to e-cigarettes, which delivered the nicotine in a vapor instead of smoke. But instead of getting healthier, these former smokers got worse. In addition, healthy, young people started experimenting with recreational vaping, and despite their health and youth, they, too, developed serious lung problems.
Why did this happen? What went wrong?