Disease

is any condition that interferes with the proper functioning of the body or mind

Communicable Diseases 

a disease that can be passed to a person from another animal or object

Non-Communicable diseases

includes all diseases that are not spread through contact

Pathogens(germs)

are diseases diseases causing organisms that are so small they can only be seen through a microscope (microscopic) 

Infection

is a condition that occurs when pathegons enter the body, multiply, and cause harm

What are Viruses,Bacteria,Fungi,Protozoa, and Vector? 

Pathegons