To the naked eye, your body may not look like the site of much action, but take a closer look and you'll see the microscopic battles being waged every moment of every day, between our bodies' invaders and the systems that fight back.
To the naked eye, your body may not look like the site of much action, but take a closer look and you'll see the microscopic battles being waged every moment of every day, between our bodies' invaders and the systems that fight back.
Advertisement