Infectious diseases are transmitted from person to person by direct or indirect contact. Old people, pregnant people, and infants can get sick easier. Certain types of viruses, bacteria, parasites, and fungi can all cause infectious disease
Answer:
because of their metsbolism
Explanation:
people who are more physically active tend to have a faster metabolism than those who are not. thus, their bodies break down foods faster and process those nutrients at a quicker pace than the latter.
Try not to go out as much as possible. If you go out, you must wear a mask or other things. When you go home, you must disinfect it. You can use alcohol spray or hand sanitizer.
There are 5 stages up to 18 years old then there is three more after that and there is 8 stages of development.
