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.
A series of massive earthquakes have struck north-east Japan, unleashing a 10-metre tsunami that swept buildings, vehicles, crops and debris across swaths of farmland. The first 8.9 magnitude shock is said to be the biggest to have hit Japan in 140 years, rocking buildings 235 miles (380km) away in Tokyo and sparking fires.