Autoimmunity via YouTube

Some years ago, I found a video which explains what the immune system does and how it functions in a nutshell. I don’t think a text could say it more succinctly:  

In goes the good air…

Picture your fireplace; that’s how your lungs work! Now, wait one lousy minute! Your lungs work like a fireplace? Yes, they do when you think of how a bellows in the fireplace work. There is a muscle underneath the lungs which expands and as it does so, it the lungs expand so you’re able to […]