Without knowing the correct pathogenesis (the process to generate the signs/symptoms/illnesses), we cannot use the right doses, choose the right drugs, detect the infection, explain the wired symptoms/signs, and prevent the after-effects.
The answer to how Sar-Cov-2 virus get into human cells?
The answer why hypertension is the most co-morbidity chronic disease?
The answer why pre-existing cardiovascular is the risk factor of death and severe injury?
The answer why it is not easy to get a confirmed diagnosis? Even use PCR technique?
The potential answer why there is an unusual combination of neurological symptoms appear? (such as loss of smell and taste, seizure, paranoia, depression, and anxiety?)
The answer why autoimmune illnesses take place?
The answer why zinc is essential to the defense against Covid-19 infection and lung damages?
The answer why antioxidants prevent symptoms get worsen?
The answer why there is so-call happy hypoxia?
After Covid-19 infection, the patient has time not tolerate stressors ( hunger, emotional, chemicals, work, or infection)?
The after-effects of severe Covid-19 include loss of strength, muscle waste, fatigue, decreased sexual drive, etc.?
The answer of why corticosteroids, dexamethasone, is the treatment of Covid-19?
The answer why hydroxychloroquine, ivermectin, is best to use in the early stage of infection?