Older people are at more risk from COVID-19 because of how the immune system ages
The rapidly spreading coronavirus pandemic is taking a particularly harsh toll on older people.
Data from the initial outbreak in China and then Italy show that infected people under the age of 60 are at low – but not no – risk of dying from COVID-19. Curiously, young children do not appear to be at increased risk of serious COVID-19 complications, in contrast to what happens with other viruses, like the seasonal flu.
However, the statistics get grimmer as the patients get older. Whereas people in their 60s have a 0.4% chance of dying, people in their 70s have a 1.3% chance of dying, and people over 80 have a 3.6% chance of dying. While this may not sound like a high chance of death, during the current outbreak in Italy, 83% of those who succumbed to COVID-19 infection were over the age ...