Grinding your teeth is usually done at night when you are asleep and not aware of the damage you are inflicting on your teeth. If you are waking up to sore or sensitive teeth, jaw muscles, or joints, you may be grinding your teeth at night.
Polio. Before Jonas Salk began testing a polio vaccine in 1952, an average of between 13,000 and 20,000 polio cases of paralytic poliomyelitis were reported yearly (In fact in 1952, the number of polio cases nationally peaked at 58,000).lthough the broad use of the oral live virus Sabin vaccine resulted in rare but serious cases of vaccine-induced paralytic polio until the late 1990s, new guidelines call for administering four doses of the inactivated Salk vaccine from 2 months to 4 to 6 years, eliminating the risk of vaccine-related polio. Measles.
Polio vaccine comes in two forms as mentioned above: oral which has live weakened virus and injectable which contains live killed virus. Both IPV and OPV offer almost 100% immunity to the recipient in industrialized countries. Regardless of the type of Polio Vaccine used, the dosing schedule is nearly the same. It is usually given in a series of 4 doses at 2 months, 4 months, 6-18 months and again between 4-6 years of age. In endemic countries, a dose is also given at birth.