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 commemorates victims of 2011 tsunami disaster â in pictures. Japanâs emperor and prime minister have led tributes to the 19,000 people who died five years ago when an earthquake and tsunami struck the countryâs north-east coast and triggered a meltdown at the Fukushima Daiichi nuclear power plant.