Rospotrebnadzor previously reported that Hong Kong A(H3N2) and flu A(H1N1) had spread in the country, and recommended vaccination. Among the main symptoms of flu are a sharp increase in temperature, severe chills, weakness, headache, dry cough, dry throat. The condition can quickly worsen, sometimes a rash and photophobia appear. Swine flu is more contagious, spreads wider and faster. It is especially dangerous in combination with other infections, as it can cause pneumonia, which will quickly worsen health to death, said Nada Chernyshova, a doctor. Photo: istockPhoto #Exclusive AIF Subscribe to AIF / All AIF Channels / MAKS.