A disease that is infections is a disease that was caused by either fungal, protozoan, or either from some kind of bacterial infection. Some infectious diseases might be contagious while others might not be. Sometimes this kind of disease can be gotten by the bird flu or either cat scratch disease. It can be transmitted from animal to either person depending on what kind of disease the person has. The transmission of the pathogen often happens with physical contact, body fluids, airborne inhalation, vector organism, or with contaminated food. In most cases, this kind of disease can be healed with medication and treatment that the doctor provides but other cases it might become fatal.