Why You Are Still Alive - The Immune System Explained
Kurzgesagt
Published
07/09/2014
in
Science & Technology
Every second of your life you are under attack. Bacteria, viruses, spores and more living stuff wants to enter your body and use its resources for itself. The immune system is a powerful army of cells that fights like a T-Rex on speed and sacrifices itself for your survival. Without it you would die in no time. This sounds simple but the reality is
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