What to Do If You Were Exposed to COVID-19 | CDC
Learn what to do if you are exposed to COVID-19, including how long to wear a mask, what to do if symptoms develop, and when to take a COVID-19 test.
Isolation and Precautions for People with COVID-19 | CDC
May 11, 2023 · Isolation and Exposure Calculator A tool to help you determine if you need to isolate or take other steps to prevent spreading COVID-19.
Preventing Spread of Respiratory Viruses When You're Sick
Aug 18, 2025 · Taking precautions when you are sick can help stop the spread of respiratory viruses to others. These actions can help reduce the risk of infecting people who are at higher risk of severe …
Legal Authorities for Isolation and Quarantine | Port Health | CDC
May 15, 2024 · This document outlines the rationale of the federal order as well as information on where the individual will be located, quarantine requirements including the length of the order, CDC's legal …
Coronavirus Disease 2019 (COVID-19) | Covid | CDC
Covid COVID-19 (coronavirus disease 2019) is a disease caused by a virus named SARS-CoV-2. It can be very contagious and spreads quickly. View All
On January 4, CDC updated COVID-19 isolation and quarantine recommendations with shorter isolation (for asymptomatic and mildly ill people) and quarantine periods of 5 days to focus on the period when …
To lessen the risk from these new and resurging threats to public health, authorities are again using quarantine as a strategy for limiting the spread of communicable diseases. The history of quarantine …
How to Protect Yourself and Others | COVID-19 | CDC
Mar 10, 2025 · CDC’s Respiratory Virus Guidance provides strategies you can use to help protect yourself and others from health risks caused by COVID-19 and other respiratory viruses. These …
Dec 27, 2021 · CDC Updates and Shortens Recommended Isolation and Quarantine Period for General Population For Immediate Release: Monday, December 27, 2021
Port Health | CDC
Laws and Regulations Learn about laws related to federal isolation and quarantine and CDC's role.