Drinking warm salt water might flush toxins and virus. Others add baking soda and lemon. Some of my caregivers have ginger and garlic drink. A doctor stayed home and lie down on his stomach and did other holistic preventive and healing ways.
Being in contact with a lot of people and in an environment with a lot of changing of dirty diapers like in nursing homes, predisposes one to all kinds of invading pathogens such as bacteria and virus.
Covid-19 is very virulent that people knows they have to use all kinds of holistic or home remedies before it can get hold of vital organs in the body. A slight throat itch and cough and other signs make everyone so alert that they can either flush the virus now or be intubated, more invasive.