<div>As the COVID-19 pandemic continues to spread, and research related to potential risk factors for COVID-19 mortality continues, it is becoming clear that individuals with underlying comorbidities have a greater risk of death from COVID-19. The exact contribution of different comorbidities is unclear, however. Now, a new study published in the journal PLOS ONE dissects this topic and may help to quantify the risk posed by specific conditions and offer help with the prognosis.</div>