FEELING SICK? Comparing symptoms of ALLERGIES, COLD, STREP THROAT, FLU, and COVID-19 ONSET OF SYMPTOMS SEASONALITY SYMPTOMS Common Sometimes Rare Differs depending on Stuffy/runny nose • Wheezing • Fatigue • Fever Seasonal Abrupt the allergen Red, swollen eyes • Shortness of breath Allergies Itchy eyes or nose • (more common for Cough • Sore throat those with asthma) Most occur duing fall Runny nose • Fatigue • Mild Fever • Cold Gradual and winter, but can Sneezing • Sore to moderate Headache onset be year-round throat • Aches and chest pains • Mild cough discomfort Can occur year- Sore throat • Painful Headache • Rash • Strep Abrupt round with more swallowing • Fever • Nausea/vomiting (sore throat) Throat cases in winter Swollen lymph (more common in months nodes children) • Aches Fever • Dry cough • Most occur in Runny nose • Sore Nausea/vomiting/ Flu Quick Headache • Fatigue • October through May throat • Sneezing • diarrhea (more Aches and pains Chest discomfort common in children) onset (can be severe) Fever • Chills • Runny nose • Sore Multisystem COVID-19 Gradual Unknown Cough • Shortness of throat • Congestion • Inflammatory (Some people never breath • Loss of taste Nausea/vomiting/ Syndrome in develop symptoms) or smell • Fatigue • diarrhea (before Children (MIS-C) Headache • Aches respiratory symptoms) If you feel sick, contact your healthcare provider for evaluation, treatment, and possible testing. Call 911 and get immediate medical attention if you have any medical emergency. Updated October 15, 2020 .