The novel coronavirus brought with it a range of mild, moderate to severe symptoms, while giving light to several long term health complications. Fever, cough, fatigue, sore throat and body pain are some of the most common symptoms of COVID-19.

from Times of India https://timesofindia.indiatimes.com/life-style/health-fitness/health-news/coronavirus-this-vitamin-b12-deficiency-symptom-could-also-be-a-covid-symptom/photostory/92918803.cms