4. During the past five weeks there have been vaccinated over 1,000,000 people within a radius of thirty miles of Philadelphia, and but about ten cases of tetanus have occurred.

Tetanus is the name of a disease caused by the toxin of the Clostridium tetani bacterium. The disease attacks the central nervous system, causing stiffened muscles, increased heart rate, and fever.

But tetanus infections are rare; the U.S. averages only about 30 cases a year. That’s largely due to the fact that there is an effective tetanus vaccine. Vaccine protection, however, requires ...

Dear Abby: I would like to correct the immunization information provided in your response to the woman whose father nearly died from tetanus, or “lockjaw,” as the disease is more commonly ...