How Much Viral Load Is Infectious For Covid. Pcr detection of viruses is helpful so long as its accuracy can be understood: “the amount of virus we are exposed to at the start of an infection is referred to as the ‘infectious dose’.
However, in the case of. A report from china suggested that there is no difference between how much coronavirus a person is exposed to and how sick they get. High viral loads are concerning because they can mean the person is more infectious.