We need food to be live.

Food helps us to grow.

Food gives us energy to work and lay.

Food helps us to be healthy and strong.

Good helps us to grow, gives us energy, and keeps us healthy and strong. Good food is also called nutritious food.

There are different kinds of foods. They help us in different ways.

It is said prevention is better than cure. There two important preventive steps which have been discovered by scientists. They are Vaccination and pasteurization.

Pasteurization- it is another way of preventing disease. Louis Pasteur, a French chemist. Said, that the cause of many diseases is germs. He found that at high temperature germs are killed.

Pasteurization is the process of heating a liquid to a certain temperature and then cooling it. By following this process, harmful bacteria can be killed in the liquid. This process is called pasteurization. Milk and butter are also pasteurized by this process.

Some basic ways to prevent diseases which can be followed by a person are-

Basic healthcare

Some basic ways to prevent diseases which can be followed by a person are-

Maintenance of personal hygiene of personal hygiene

Intake of nutritious food

Avoiding too much sugar and fast food

Drinking clean water

Taking regular exercise

Visiting primary healthcare centers for regular check ups.

Awareness about health and nutrition can help us control diseases and make our lives healthier and happier.

Neem is one of the best medical plants. It is used to cure much disease, like skin problems, toothache. Etc.

In 17th century, an English doctor, William Harvey first discovered that the blood circulates inside the body.

Leeuwenhoek is known as the father of bacteriology.

Laser stands for light amplification by stimulated emission of radiation.

Penicillin was the first antibiotic. It was discovered by Alexander Fleming in 1928.

Vaccination and pasteurization are two most important methods of prevention of diseases.