A.YB.NC.NG 答案 A细节题。一般来说,得了流感要完全康复至少需要14天。Symptoms and diagnosis部分第一段最后指出流感的症状有些可能七八天就好了,但是像咳嗽或者疲倦需要两三周。 结果二 题目 Influenza Influenza is caused by a virus transmitted from one person to another in droplets coughed or sneezed ...
(波>in the spring of 1918 hit, it didnnt seem serious. People who were infected felt the usual flu symptoms(症状), which are chills, fevers, and feeling tired. Those who got sick generally got better after several days. Not many died. However, a second, highly contagious(传染的)wave ...
Common sense can help to prevent a flu virus from entering your body Get plenty of rest and eat well . Don't touch things that sick people have used to eat or drink . Wash your hands often and keep your fingers out of your mouth . Avoid people who h...
When the first wave(波〉in the spring of 1918 hit, it didn't seem serious. People who were infected felt the usual flu symptoms(症状), which are chills, fevers, and feeling tired. Those who got sick generally got better after several days. Not many died. However, a second, highly c...
This virus has evidence of direct bird to human transmission without the need for adaptation through a secondary species such as pigs (Wright et al., 2013). In humans, the symptoms it causes are an acute respiratory tract infection with fever and sore throat, cough and malaise. If the ...
The flu (short for influenza) is a respiratory virus that affects the throat, nose, bronchi and, sometimes, the lungs.
Although it is often confused with other influenza-like illnesses, especially the common cold, influenza is a more severe disease than the common cold and is caused by a different type of virus. Influenza may produce nausea and vomiting, particularly in children, but these symptoms are more ...
Other COVID-19 symptoms can include: Sore throat Diarrhea Aches and pains Stuffy or runny nose Will the Flu Shot Help Fight the Coronavirus? Since the flu is a different type of virus than coronaviruses, the flu vaccine will not prevent COVID-19 or other human coronavirus illnesses. However...
Influenza A virus is an enveloped negative-strandedRNAvirus, with a segmented genome of 8 pieces, which encode a total of 14 proteins[8]. There are three major envelope proteins embedded in the virussurface:hemagglutinin(HA),neuraminidase(NA), and matrix protein 2 (M2)[5].HAis responsible fo...
Influenza A virus is a very common respiratory virus causing 3–5 million cases of severe disease each year worldwide1. Symptoms include fever, muscle pain, sore throat and coughing. Most people recover from the infection but between 250.000–500.000 humans succumb to the disease annually1. Exist...