Germs, also known as microorganisms, are tiny living organisms that can be found everywhere. Some germs, such as bacteria and viruses, can cause disease when they invade the body.

There are several ways that germs can invade the body. One common way is through the respiratory system. When a person inhales air that contains germs, the germs can enter the body and infect the lungs. This is how colds and flu are often spread.

Another way that germs can invade the body is through cuts or wounds in the skin. Germs can enter the body through these openings and cause an infection. This is why it is important to keep cuts and wounds clean and covered.

Germs can also enter the body through the digestive system. This can happen when a person eats or drinks something that is contaminated with germs. Food poisoning is a common example of this type of infection.

Germs can also be spread through contact with other people. For example, if a person with a cold sneezes or coughs, the germs can be spread to others who are nearby. Germs can also be spread through touching a surface that has germs on it and then touching your face.

To prevent germs from invading your body, it is important to practice good hygiene, such as washing your hands frequently, covering your mouth and nose when you cough or sneeze, and keeping cuts and wounds clean. Additionally, it's important to follow the guidelines from CDC and WHO regarding the spread of germs.

In conclusion, germs can invade your body through several ways such as respiratory system, cuts or wounds, digestive system, and contact with other people. Practicing good hygiene, and following the guidelines from CDC and WHO can help prevent germs from invading your body.