Belgrade is the capital and largest city of Serbia. One of the oldest cities in Europe. The first settlements in the Belgrade area date from prehistoric Vinca, 4800 BC. Belgrade itself was founded by the Celts in the 3rd century BC. e, before becoming the Roman settlement of Singidunum. [2] [3] The Slavic name Beligrad (slov.
Symptoms usually appear 1 to 3 days after exposure. Influenza symptoms can include a sudden onset of fever, headache, chills, cough, sore throat, and body aches.Diarrhea is not common.Although most people are ill for less than a week, some people have complications and may need to be hospitalized.nfluenza symptoms can include a sudden onset of fever, headache, chills, cough, sore throat, and body aches. Diarrhea is not common. Although most people are ill for less than a week, some people have complications and may need to be hospitalized.
Influenza has a rapid onset and pronounced symptoms. After the influenza virus invades a personâs body, an incubation period of one to two days passes before symptoms appear. For most people flu symptoms begin to subside after two to three days and disappear in seven to ten days. However, symptoms like coughing and fatigue may persist for two or more weeks.