Why does one person catch a cold while another person doesn’t? How come one person’s cold lasts three days, and another person is still sniffling three weeks later? Although there are several factors involved, the individual’s immune system is the major player here. So how can you boost your immune function to be the person who gets over a cold quickly? Let’s discuss natural strategies that will get your immune system ready for cold and flu season, as well as some tips for when you do get sick, so you can fight the virus faster.