How Our Own Immune Systems May Be Turning COVID-19 Into A Killer

How Our Own Immune Systems May Be Turning COVID-19 Into A Killer

Older people and those with preexisting health problems are more likely to develop severe novel coronavirus COVID-19 cases.

But infants can become seriously infected, and young, otherwise healthy adults have been hospitalized and died from complications, too.

Now, new research suggests a 'cytokine storm' is what triggers coronavirus cases to escalate from mild to severe.