What are the four major types of germs?

Larry is taking a walk in the park, the pollen in the air makes him sneeze consistently what line of defense is his immune system exhibiting

In the category column, classify the following activities as either health promotion or health protection. if any of these actions fall under both the categories, write both. in the reason column, write down your reason for making each classification.

For yokos physical fitness class she is supposed to do a certain amount of aerobic exercise what is best for her