The first day is from the evening began to feel a little slight fever no other symptoms. The second day of the whole day in the fever, limbs a little soreness and weakness, difficult to concentrate. On the third day, the body temperature rose further, the limbs are seriously sore and weak, drink a lot of water, turn to intermittent low fever, but the quality of sleep at night is still very poor. On the fourth day, the fever was no longer high, but the inflammation of the throat was extremely serious, severe pain and phlegm, unable to speak normally. On the fifth day, the symptoms were further alleviated, although the voice is still not easy to speak, at least it is not very painful, and the nasal mucus has become a little bit more.

Continuously high fever, muscle aches and pains all over the body, can't get up, no way to rest, can only fight.

The first symptom is fever, which can be as high as 40 degrees Celsius and as low as about 37 degrees Celsius in infected people. This fever course is about two days and it can subside naturally. It may get better a little faster if interventions are made.

The second symptom is a sore, dry throat.

The third symptom is particular weakness. Along with the lethargy, some people will experience generalized aches and pains before or during the fever, manifesting as a feeling of dull bone aches and sleepy pains.

With the change of three to five days, the previous symptoms gradually decline and disappear, and the patient begins to cough or hoarseness. As soon as the cough began, or a slight cough aggravated, basically into the state of fast healing.