Park Ridge, Illinois. Park Ridge is a city in Cook County, Illinois, United States, and a Chicago suburb. The population was 37,480 at the 2010 census. It is located 15 miles (24 km) northwest of downtown Chicago. It is close to O'Hare International Airport, major expressways, and rail transportation.
The flu, (depending upon the strain of virus), can appear between 1 to 4 days after the virus enters the body. So it presents faster and harder than a cold. Rather than starting with nose or throat, it usually begins with a strong headache, body aches, painful to swallow, exhaustion and a high fever with chills.
How long does it take to develop symptoms of . influenza after being exposed? The incubation period of influenza is usually two days . but can range from one to four days. What are the symptoms of influenza? Typical influenza disease is characterized by abrupt . onset of fever, aching muscles, sore throat, and non-productive cough.