a communicable diesease is when you can get infected by being in direct contact with the person thats infected. example:hepatitis, polio, influenza, HIV/AIDS, malaria, and tuberculosis. these diseases can be spread through the air blood etc..
A communicable disease is an infectious disease that is passed through contact between two people directly. ( the disease can also be spread indirectly as in vectors. Examples: (The most popular) flu, hepatitis B and A, and Ebola. These are not all of them but these are the most popular.
