evidence: If you have more than one risk factor, your risk goes up with each one. [...] The risk of serious COVID-19 illness also is higher for people who have conditions that damage lung tissue over time. Examples are tuberculosis, cystic fibrosis, interstitial lung disease, bronchiectasis or COPD, which stands for chronic obstructive pulmonary disease. These diseases raise the risk of needing care in the hospital for COVID-19. Depending on the condition, the risk of needing intensive care and the risk of death from COVID-19 also may go up. [...] - Avoid close contact with anyone who is sick or has symptoms, if possible.