Staying healthy in the winter time YouTube class- introduction

Because most of the common winter ailments are related to the respiratory system I find it apropriate to start with a few short videos on the respiratory system and how it works.

Cilia and mucus membranes play a big role in most acute and also chronic respiratory problems. They also work together with the immune system to fight off diseases. I put here another video that show how it works.

Now all of the common winter ailments are directly related to Cilia mucus membrane and the immune system.