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.
Japan Quake Epicenter Was in Unexpected Location Japan has been expecting and preparing for the âbig oneâ for more than 30 years. But the magnitude-9.0 temblor that struck March 11 â the worldâs fourth biggest quake since 1900 â wasnât the catastrophe the island nation had in mind.