Smoking cigarettes has long been proven to cause severe lung damage, including chronic obstructive pulmonary disease (COPD), emphysema, and lung cancer. Over time, cigarette smoke destroys lung tissue, fills airways with tar, How Do You Refill a JUUL Pod? Flawless Vape Shop Juul FAQs and Troubleshooting Common Questions Answered Juul Blinks Green 3 Times When Charging Blinks Green 5 Times On Juul Won't Charge: How To Fix Common Issues Juul Won T Charge Blinks Green 5 Times On Juul Won't Charge: How To Fix Common Issues