Does nicotine damage your lungs?

Could you elaborate on the potential harmful effects that nicotine has on the lungs? Are there any long-term consequences of nicotine exposure that could lead to serious health issues? How does nicotine affect the respiratory system, and are there any studies that support this? Is it true that smoking or vaping nicotine-containing products can cause permanent damage to the lungs? Are there any SAFE alternatives or methods to reduce nicotine intake without harming the lungs?