Alpha, Delta, Omicron: With newer COVID variants, study reveals how symptoms continue to change - Times of India

Unlike any other disease, COVID-19 has been highly unpredictable. With wide-ranging symptoms, long COVID complications and new emerging variants, SARs-CoV-2 virus has really impacted our lives in the most grievous ways.

The respiratory system is classified into two main parts: Upper and lower respiratory systems. The upper respiratory tract consists of the nose, nasal cavity and the pharynx, whereas the lower respi… [+794 chars]

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