I've noticed some young people dying from the coronavirus, 30s. It looks like there are some possible genetic predispositions to the 2003 SARS, a similar coronavirus. I suspect the 2019 corona virus also has a genetic component.
Genetic data for rs1024611
A/A: typical
A/G: typical risk of SARS
G/G: increased susceptibility to SARS coronavirus. https://www.ncbi.nlm.nih.gov/pubmed/25818534
rs1800450 codon 54:
T/T: reduced mannose-binding lectin; increased susceptibility to SARS coronavirus [ref] https://www.ncbi.nlm.nih.gov/pubmed/25818534 ; increased susceptibility to tuberculosis[ref]
C/T: somewhat reduced mannose-binding lectin; increased risk of SARS coronavirus
C/C: typical
rs17000900:
A/A: lower risk for SARS coronavirus [ref] https://academic.oup.com/jid/article/201/12/1899/797813
A/C: lower risk for SARS coronavirus
C/C: typical