COVID-19 symptoms: What to look for, according to the CDC. With COVID-19 cases on the rise amid continued spread of the concerning delta variant, quick identification of symptoms, testing and isolation can limit further exposures and reduce transmission. According to the Centers for Disease Control and Prevention (CDC), symptoms of COVID-19 can range in severity and may include: 

• Fever or chills
• Cough
• Shortness of breath or difficulty breathing
• Fatigue
• Muscle or body aches
• Headache
• New loss of taste or smell
• Sore throat
• Congestion or runny nose
• Nausea or vomiting
• Diarrhea

Symptoms typically appear about two to 14 days following initial exposure, and people exhibiting these symptoms should seek a COVID-19 test, the CDC advises. The agency also recommends seeking immediate medical attention upon symptoms such as:

• Trouble breathing
• Persistent pain or pressure in the chest
• New confusion
• Inability to wake or stay awake
• Pale, gray, or blue-colored skin, lips, or nail beds, depending on skin tone