A research study has identified a total of 55 long-term effects associated with COVID. “Most of the effects correspond to clinical symptoms such as fatigue, headache, joint pain, anosmia, ageusia, etc. In addition, diseases such as stroke and diabetes mellitus were also present,” the study says.
The most common long COVID symptoms are: fatigue, headache, attention disorder, hair loss, dyspnea, cough, chest discomfort, reduced pulmonary diffusing capacity, sleep apnea, and pulmonary fibrosis, arrhythmias, myocarditis, dementia, depression, anxiety, attention disorder, obsessive–compulsive disorders.
Unusual symptoms like tinnitus, and night sweat were also seen in some people, the study found.
Fatigue is the most common long COVID symptom and is seen in patients even after 100 days of infection.