For a normal adult: Fever, Chills/sweat, Coughs, Muscle and Joint pains, Headache, Fatigue and Weakness in the limbs, sore throat. For Children Of 5 and Under 5: Fever can be accompanied by Vomiting, Diarrhea, Nasal congestion and sore throat. For People Who Are 50 and above: Fever can range higher than 99degrees F., Fatigue, and weakness in the limbs, Confusion and Disorientation and Nasal congestion.