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.
The earthquake was so powerful it moved Honshu, Japanâs largest island, 2.4 metres east and shifted the Earth on its axis by an estimated 10 to 25 centimetres. Within the first day following the earthquake, more than 50 aftershocks were experienced, seven of which measured at least 6.3 on the Richter scale.