
The 101 on your immune system
Your immune system defends you from constant threats. Look after it so it can look after you. Part One: How your immune system works THE ABC’S OF IMMUNITY We don’t realize it as we go about our day, but our immune system is engaged in a constant life-or-death drama, fighting threats too small to see and winning most of them most of the time. In this era of the COVID-19 pandemic, it helps to get a big-picture view of the immune system. Without it, we would all be sick, dying, or dead. In the article How the Immune System Works, in Medical News Today (2018), Tim Newman explains that “without an immune system, our bodies would be open to attack from bacteria, viruses, parasites, and more. It keeps us healthy as we drift through a sea of pathogens. This vast network of cells and tissues is constantly on the lookout