Last updated 4/4/2024Respiratory viruses like COVID-19, influenza (flu), and RSV can cause a range of symptoms, including but not limited to cough, fever, chills, headache, sore throat, runny or stuffy nose, sneezing, chest discomfort, decrease in appetite, vomiting, diarrhea, fatigue (tiredness), muscle or body aches, new loss of taste or smell, weakness, and wheezing. If you are sick or test positive for a respiratory virus, it is important to take steps to help prevent the spread of the virus to others in your home and community and to reduce your likelihood of getting very sick. Stay home and away from others, get tested if accessible, and get treatment if you are eligible.This page describes what to do if you are sick with COVID-19 or another respiratory virus, as well as what to do if you were exposed to COVID-19 or another respiratory virus. Some guidance on this page is just for COVID-19. This guidance provides baseline recommendations. Please also follow any local health juris...