Greta Thunberg and her father apparently had the virus but she said “my last cold was much worse”. Why are younger people seemingly immune from the Corona Virus?

The human body senesces, or ages, over time. These symptoms can be obvious or subtle. But cell function becomes less efficient with age

Let’s dissect the formula, Food + Oxygen = Energy. Energy is required for all cell function, including the cell’s IMMUNE FUNCTION. As we age, the Oxygen component becomes the culprit in many illnesses in older adults and now we see it with the over-60 risk group in this pandemic.