Smoking is the leading cause of preventable death. Worldwide, tobacco use causes more than 7 million deaths per year. If the pattern of smoking all over the globe doesn't change, more than 8 million people a year will die from diseases related to tobacco use by 2030.
Ways that you can stay healthy and not getting sick in the first place are washing your hands,covering your mouth when coughing/sneezing,(also helps with not spreading pathogens) get a lot of vitamin d, getting enough sleep,and eating healthy