Before we look at the new updates, let's review the categories of people previously known to be at a greater risk of Covid-19. The CDC previously stated that people who are immunocompromised due to a solid organ transplant are at a greater risk of developing complications and succumbing to the deadly virus. The same applies to those with serious underlying conditions, especially the following:
Other conditions, such as asthma, cancer, etc. may also increase ones risk of Covid-19. For an exhaustive list, follow this link to the CDC Guidelines.