ACE2 and COVID-19: Headache and dizziness are the most observable minor signs shown by 40% of the COVID- 19 patients.[2,9,42] Although headache is a nonspecific symptom of any viral infections, it has been largely discovered worldwide ranging from 3% to 13% and dizziness is discovered among 16% of the patients.[9,43,44] It is due to the decrease function of ACE2 and increased blood pressure in COVID-19 patients.