Question

What is Vaccine? Describe the importance of Vaccination.

Answer 1

Answer:

A vaccine (or immunization ) is a way to build your body's natural immunity to a disease before you get sick. This keeps you from getting and spreading the disease. For most vaccines, a weakened form of the disease germ is injected into your body

Explanation:

A vaccine activates our immune system without making us sick. Many dangerous infectious diseases can be prevented in this simple and effective way. A vaccine activates our immune system without making us sick.

Answer 2

Answer:

A vaccine activates our immune system without making us sick. Many dangerous infectious diseases can be prevented in this simple and effective way. From birth, we are constantly exposed to many different viruses, bacteria and other microbes. Most are not harmful, many are beneficial but some can cause disease.