A fascinating look at the microscopic world that lives on your skin, from the benign native residents to the unwelcome parasites, as seen through the lens of one man's very bad day.A fascinating look at the microscopic world that lives on your skin, from the benign native residents to the unwelcome parasites, as seen through the lens of one man's very bad day.A fascinating look at the microscopic world that lives on your skin, from the benign native residents to the unwelcome parasites, as seen through the lens of one man's very bad day.