10 Facts About COVID-19 symptoms

Symptoms of COVID-19 are variable depending on the type of variant contracted, ranging from mild symptoms to critical and possibly fatal illness.

Three common clusters of COVID-19 symptoms have been identified: one respiratory symptom cluster with cough, sputum, shortness of breath, and fever; a musculoskeletal symptom cluster with muscle and joint pain, headache, and fatigue; a cluster of digestive COVID-19 symptoms with abdominal pain, vomiting, and diarrhea.

Some less common symptoms of COVID-19 can be relatively non-specific; however the most common symptoms are fever, dry cough, and loss of taste and smell.

Some COVID-19 symptoms usually appear sooner than others, with deterioration usually developing in the second week.

Common COVID-19 symptoms reported as of June 2021 have been headaches, sore throat, runny nose, and fever.

Several cases of acute myocarditis associated with COVID-19 symptoms have been described around the globe and are diagnosed in multiple ways.

Some reported COVID-19 symptoms include delirium, stroke, brain hemorrhage, memory loss, psychosis, peripheral nerve damage, anxiety, and post-traumatic stress disorder.

Less common COVID-19 symptoms include chills, coughing out blood, diarrhea, and rash.

Longer-term effects of COVID-19 symptoms have become a prevalent aspect of the disease itself.

The most frequent COVID-19 symptoms included brain fog, headache, numbness, dysgeusia, anosmia, and myalgias with an overall decrease in quality of life.