As new cases are reported, our maps and illustrations show the spread of the virus and how infections can run through a ...

Multiple allergy forecasters indicate 2025 is likely to be a pretty rough year for seasonal allergies. Pollen counts are ...

According to the ranking in IQAir's 2024 World Air Quality Report, these are the 10 U.S. cities with the worst pollution in ...

The review also looked at health outcomes based on age ... To learn more about COPD in each state, click on this interactive map of the United States that shows the following statistics: number ...

The US has now recorded over 300 measles cases just three months into 2025, exceeding the yearly case counts for all years ...