02835003_Southern_University_Law_Center__Swine_Flu
[Symptom] Fever [Cold] Fever is rare with a cold. [Swine Flu] 
Fever is usually present with the flu in up to 80% of all flu cases. A temperature of 100°F or higher for 3 to 4 days is associated with the flu.
Southern University Law Center
Swine Flu