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  1. About Strep Throat | Group A Strep | CDC

    Jul 31, 2025 · Learn about strep throat: Symptoms, risk factors, and treatment.

  2. Strep throat - Symptoms & causes - Mayo Clinic

    Nov 30, 2022 · Strep throat is a bacterial infection that can make your throat feel sore and scratchy. Strep throat accounts for only a small portion of sore throats. If untreated, strep throat can cause …

  3. Strep Throat: Symptoms, Causes, Diagnosis, and Treatment - WebMD

    May 16, 2024 · Strep throat is an infection of the throat and tonsils caused by a bacteria called group A streptococcus, which is also known as Streptococcus pyogenes. This bacteria lives in the nose and...

  4. Streptococcal Infections | Strep Throat | MedlinePlus

    Jun 29, 2025 · Streptococcal is a type of bacteria that can cause strep throat (group A) or blood infections (group B). Learn how they can be prevented and treated.

  5. Strep throat: Symptoms, causes, and treatment - Harvard Health

    Nov 20, 2023 · The bacteria that cause strep throat are most commonly found in the nose and throat of an infected person. The bacteria can travel from one person to another through droplets and …

  6. Strep throat: How long it's contagious, symptoms and recovery

    Jan 29, 2024 · Learn the symptoms, helpful recovery tips, and how to protect yourself and your family from strep throat.

  7. Quick Facts:Streptococcal Infections - MSD Manual Consumer Version

    Streptococcus (simply called strep) is a common group of bacteria. Different types of strep cause different diseases. Most often they cause sore throat (strep throat) or skin infections. But they can …

  8. Strep Throat Symptoms, Causes & Treatment - Cleveland Clinic

    Strep throat is an infection in your throat and tonsils caused by a type of bacteria called group A Streptococcus. You need antibiotics to treat strep throat.

  9. Strep Throat: Symptoms, How to Treat and How to Cope with Pain

    Sep 18, 2024 · Strep throat, also known as streptococcal pharyngitis, is an infection in the throat and tonsils caused by a type of bacteria called group A Streptococcus (group A strep). It’s a highly …

  10. Causes of Strep Throat and How to Recognize It - Verywell Health

    Dec 3, 2025 · Strep throat is caused by Group A Streptococcus bacteria and is highly contagious. Symptoms include a severe sore throat, swollen tonsils, and fever, usually without a cough. Strep …