A Titer is a blood test that checks your immune status to vaccinations or diseases you may have received in the past. There are two types of immunity a person can have: 1. Titers are blood tests that check your immune status to vaccinations or diseases you may have received in the past. 2  If youâre titers results are positive, it means that you have adequate immunity to a particular infectious disease.
All rights reserved. More from OurAmazingPlanet. VANCOUVER, British Columbia â In 2011, Japan was one of the most prepared countries in the world for a massive earthquake. Yet when a mega-quake hit Japan last March, sparking a huge tsunami, it was shockingly devastating.
One of the most destructive earthquakes of the 1990s occurred near Kobe, Japan, on 17 January 1995. This killed over 5 000 people, injured 25 000 and made a quarter of a million homeless. It was the most destructive Japanese earthquake since the one that killed 143 000 people in Tokyo in 1923.