deaths a year globally
685 to 1,370 deaths per day
Common flu normally affects the very young and the very old
Swine flu cases have occurred in healthy young adults
the unusual age group affected
the geographical spread of multiple community outbreaks
the peculiarity of human cases associated with an animal influenza virus
makes the Influenza A (H1N1)
- What is the BlackDeath?
"The BlackDeath", also known as the Black Plague was so named, because it changed the skin black. The sufferer's skin would darken owing to subepidermal hemorrhages and the extremities would blacken with gangrene at the site of glands. In the 14th century, this plague epidemic let 야ed more than one-third of the population of Europe in less than a few years. In some
of winter is -10℃ and that of summer is 16℃. The severe cold of Russia winter has a wide influence on Russian’s various activities like food, clothing and shelter.
3) Geographical features
The geography of the Russia is quite various. While the southeast is a tough mountainous district, the northwest is an open field. The Ural Mountains is in the middle of Russia. Also, there is Central S
of blood, semen, vaginal fluid, pre-ejaculate, or breast milk. Within these bodily fluids, HIV is present as both free virus particles and virus within infected immune cells.
If infected with HIV, immune cell CD4+T-lymphocytes in our body are infected and destroyed by HIV. then immunity is decreased and results in various infectious diseases, tumors and death. This condition that begin to appea
of mature males, and in cows, milk production can decline significantly. Though most animals eventually recover from FMD, the disease can lead to myocarditis (inflammation of the heart muscle) and death, especially in newborn animals. Some infected animals remain asymptomatic, but they nonetheless carry FMD and can transmit it to others.
3) Incubation
The incubation period for foot-and-mouth di