Hello! OK, so my cousin had cancer and the children had to wear masks over their mouth to go into his house or hospital room. This is because children don't have as strong of an immune system as adults. Also, children tend to have more germs than adults. This could be due to school, the playground, or even playing in dirtier places like sand or the dirt.
C.your perception of stress
Interval training involves answer A
Cell are important to the body because cell are the building blocks of life that help the human body function ex muscle, Skelton eg
