many people in advanced stage of COVID19 infection do not have much a fever at all
It happened in early days of Wuhan as well.
It was not because COVID19 is particularly deadly to Asian THEN, and it is not because COVID19 is super deadly to white dudes NOW.
You need a lot of rest (2-3 weeks) when infected with SARSCoV2 (COVID19), even if you are young and have no fever.