An Animated Explanation Showing How the Cells of A Body Go Into Attack Mode to Ward Off Viruses

In this animated Ted-Ed lesson, educator Shannon Stiles explains how the the cells of the body go into attack mode to ward off viruses.

ll living things are made of cells. In the human body, these highly efficient units are protected by layer upon layer of defense against icky invaders like the cold virus. Shannon Stiles takes a journey into the cell, introducing the microscopic arsenal of weapons and warriors that play a role in the battle for your health.