The U.S. population is spread out among 3.8 million square miles across 50 states, yet nearly one-third of Americans live in just three states: California, Texas and New York. New York City alone ...

The U.S. is in peak flu season, as the CDC releases a map of influenza activity across the country. See which states are at the highest risk of flu activity.

Some states are having difficulty shaking off high poverty rates, a new study suggests. Between 1989 and 2019, 19.4 million people lived in areas of persistent poverty, according to a report by ...

Cases of measles have continued to crop up in states across the U.S. since a handful of infections were reported at the beginning of the year. The Centers for Disease Control and Prevention first ...

The color-coded map indicates each state’s activity level, ranging from minimal to very high. The most current map reflects data from the week ending Feb 8, 2025.