Symptoms of COVID-19 | CDC
WebMar 15, 2024 · Headache. New loss of taste or smell. Sore throat. Congestion or runny nose. Nausea or vomiting. Diarrhea. This list does not include all possible symptoms. Symptoms may change with new COVID-19 variants and can vary by person. CDC will continue to update this list as we learn more about COVID-19.
Long COVID or Post-COVID Conditions | CDC
WebMar 14, 2024 · Long COVID is broadly defined as signs, symptoms, and conditions that continue or develop after acute COVID-19 infection. This definition of Long COVID was developed by the Department of Health and Human Services (HHS) in collaboration with CDC and other partners. People call Long COVID by many names, including Post …
Overview of Testing for SARS-CoV-2, the virus that causes COVID-19
WebJan 9, 2024 · Viral tests: Nucleic acid amplification tests (NAATs) are highly sensitive and highly specific tests that detect one or more viral ribonucleic acid (RNA) genes. PCR tests are the most common type of NAAT used for COVID-19 testing. Viral RNA may stay in a person’s body for up to 90 days after they test positive.
Self-Testing At Home or Anywhere | CDC
WebSep 25, 2023 · Self-tests for COVID-19 give rapid results and can be taken anywhere. Self-tests detect current infection and are sometimes also called “home tests,” “at-home tests,” or “over-the-counter (OTC) tests.”. They give you results in 10-15 minutes and are usually antigen tests. These are different from laboratory-based PCR tests or self ...
Stay Up to Date with COVID-19 Vaccines | CDC
WebMar 7, 2024 · Children aged 6 months–4 years need multiple doses of COVID-19 vaccines to be up to date, including at least 1 dose of updated COVID-19 vaccine. People who are moderately or severely immunocompromised may get additional doses of updated COVID-19 vaccine. People aged 65 years and older who received 1 dose of any updated 2023 …
Centers for Disease Control and Prevention
Web1 day ago · CDC is the nation’s leading science-based, data-driven, service organization that protects the public’s health. For more than 70 years, we’ve put science into action to help children stay healthy so they can grow and learn; to help families, businesses, and communities fight disease and stay strong; and to protect the public’s health.
About COVID-19 | CDC
WebApr 9, 2024 · COVID-19 (coronavirus disease 2019) is a disease caused by a virus named SARS-CoV-2. It can be very contagious and spreads quickly. Over one million people have died from COVID-19 in the United States. COVID-19 most often causes respiratory symptoms that can feel much like a cold, the flu, or pneumonia. COVID-19 may attack …
2021 Waterborne Disease Outbreaks Annual Surveillance Report
WebDec 15, 2023 · This summary includes waterborne disease outbreaks voluntarily reported through NORS as of January 19, 2023, and for which the earliest illness onset date was in 2021. Outbreak reports went through a standardized data cleaning process, a collaboration between CDC and reporting jurisdictions that increases data quality.
CDC’s Core Infection Prevention and Control Practices for Safe ...
WebNov 29, 2022 · Scope. The core practices in this document should be implemented in all settings where healthcare is delivered. These venues include both inpatient settings (e.g., acute, long-term care) and outpatient settings (e.g., clinics, urgent care, ambulatory surgical centers, imaging centers, dialysis centers, physical therapy and rehabilitation centers, …
COVID-19 Testing: What You Need to Know | CDC
WebSep 25, 2023 · Positive. Any positive COVID-19 test means the virus was detected and you have or recently had an infection. Isolate and take precautions, including wearing a high-quality mask or respirator, to protect others around you from getting infected. Tell people you had recent contact with that they may have been exposed.
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