Threat of new Virus Bird Flu (H7N9)
This Bird flu virus H7 N9 is already present in china.
This mostly cause infection to birds but recently it is seen in humans.
This virus is a killer. recently people infected by this virus 88% got pneumonia and 3/4 were sent to intensive care unit.
These patients has severe respiratory problems and 41% of these died.
In the human when this virus is present, then it may mutate and become more contagious.
In that case it can spread to other part of the world by air traffic.
CDC ranks H7N9 virus as the flu strain with greatest potential to cause a pandemic which may become global disease.
Bill Gate foundation funding to develop the vaccines against these deadly disease e.g. MERS.
The world pandemic flu killed 50 million to 100 million people.
Changing weather also cause changes in the pattern of the infectious diseases. warmer climate expand the range of the disease carrying animals and insects, like the aedes aegypti mosquito that transmitted the Zika virus.
The Ebola virus outbreak exploded in 2014 and killed 11,000 people. This virus still killing people because there is no vaccine or drugs.
(Information summarized from the Times may15, 2017)