If the candidate does not pass the certification examination, he or she may register to re-take the certification examination online at a price of $395, a discount of $100 from the regular examination rate.
Dengue fever is an infectious disease carried by mosquitoes and caused by any of four related dengue viruses. This disease used to be called break-bone fever because it sometimes causes severe joint and muscle pain that feels like bones are breaking.Health experts have known about dengue fever for more than 200 years.engue fever is an infectious disease carried by mosquitoes and caused by any of four related dengue viruses. This disease used to be called break-bone fever because it sometimes causes severe joint and muscle pain that feels like bones are breaking.
Glandular fever, also known as infectious mononucleosis, is a type of viral infection. It can cause fever, sore throat, fatigue, swollen lymph nodes and glands. Glandular fever is caused by the Epstein-Barr virus (EBV) and is one of the most common viruses that can affect humans.ommon symptoms of glandular fever include: Extreme fatigue is a common symptom of glandular fever. 1  Flu-like symptoms. 2  As is the case with many virus infections, glandular fever often causes fever and temperature, aches, headaches, and feeling sick.