Call it a silver lining of the pandemic: Asthma attacks fell sharply among Black and Hispanic Americans in the months after the coronavirus first surfaced.
Long-term exposure to polluted air could increase the risk of severe COVID-19 in people with respiratory diseases such as asthma and chronic obstructive pulmonary disease (COPD), new research shows.
There's more than one kind of fungus living among lung tissue, but people can breathe easy knowing these species are for the most part harmless, scientists say.
