Part 1 of Essay
is a disorder associated to any disease affecting the central nervous system causing inflammation of the brain. Due to the fact that the disorder is so common in many hundreds of diseases it is hard to narrow the disorder down. Many diseases can cause this disorder such as: meningitis, epilepsy and many parasitic infectio ....

Part 2 of Essay
.... a disease quickly but only lasts a few weeks. Passive immunization works immediately but does not last where Active immunization takes about two weeks to work and lasts many years. There are many vaccines to prevent Encephalitis and some of the most common diseases in this topic are Measles, Mumps and Rubella, Meningitis, Japanese Encephalitis and Mosquito and Tic Bourne Encephalitis. Measles, Mumps and Rebella viruses are all associated with Encephalitis and all can be prevented with the same vaccine. ....