Beginning of Essay
myelitis, infectious virus disease of the central nervous system, sometimes resulting in paralysis. The greatest incidence of the disease, also known as infantile paralysis, is in children between the ages of five and ten years. The disease was described in 1840 b ....

Middle of Essay
.... case of myelitis, however, there may be 100 nonparalytic cases. Treatment Because no drug developed so far has proved effective, treatment is entirely symptomatic. Use of moist heat coupled with physical therapy to stimulate the muscles was first initiated by the Australian nurse Elizabeth Kenny, and antispasmodic drugs are administered to produce muscular relaxation. In the convalescent stage, occupational therapy is used. Disease Control Three broad types of the virus have been identified: the Brunhilde (type 1), Lansing (type 2), and Leon (type 3) strains. Immunity to one strain does not furnish protection against the other two. Poliomyeli ....