Dengue hemorrhagic fever is a severe, potentially deadly infection spread by some mosquitos. The dengue virus is transmitted by mosquitoes. Symptoms of Dengue hemorrhagic fever are fever that lasts from 2 to 7 days, Vomiting blood, Drowsiness, Bleeding from nose or gums.
Dengue hemorrhagic fever is caused by a virus for which there is no known cure or vaccine. Only treatment is to treat the symptoms, helping body to heal naturally. Major Research To cure the disease various researches includes means of vector control, vaccine development, and antiviral drugs are going on in China.
World Health Organization (WHO) says the number of dengue cases in the world's most populous country has been rising in the past few years: 223 cases were reported in 2010, 120 cases in 2011, 575 cases in 2012, 4663 cases in 2013, and 46,864 cases in 2014. No deaths occurred from 2010 to 2013, whereas six deaths occurred in 2014.