Chapter 12, Problem 38CT

Summary Introduction

To analyze:

The need to receive a flu shot every year.

Given:

In the given case, Mr. J. is a old man, who is 80 years old and not happy to get a flu shot every year. It is known that the flu viruses undergo rapid mutation, which changes their protein coat.

Introduction:

The flu shot is a type of vaccine that provides immunity against the influenza virus. This vaccine is updated each year and recommended for those who are at high risk of catching a cold and cough. It contains a variety of attenuated strains of the influenza virus.