Discover how urban environments create distinct asthma phenotypes and which city triggers are causing the most breathing ...

Now scientists also know how air pollution harms the body. Scientists have also explored how and why different types of air pollution harm health. Some particles, for example, ...

Despite improvements in air quality in past decades, 156 million Americans still breathe in too much soot or ozone, says the annual State of the Air report from the American Lung Association.

Scientists have also explored how and why different types of air pollution harm health. Some particles, for example, are so small they can be inhaled deep into people's lungs, ...

Now scientists also know how air pollution harms the body. Scientists have also explored how and why different types of air pollution harm health. Some particles, for example, ...

Now scientists also know how air pollution harms the body. Scientists have also explored how and why different types of air pollution harm health. Some particles, for example, ...

Air in the U.S. has gotten cleaner for decades, adding years to people's lives and preventing millions of asthma attacks, but nearly half of Americans still live with unhealthy air pollution, a new ...

Now scientists also know how air pollution harms the body. Scientists have also explored how and why different types of air pollution harm health. Some particles, for example, ...

Despite improvements in air quality in past decades, 156 million Americans still breathe in too much soot or ozone, says the annual State of the Air report from the American Lung Association.

Now scientists also know how air pollution harms the body. Scientists have also explored how and why different types of air pollution harm health. Some particles, for example, ...

Despite improvements in air quality in past decades, 156 million Americans still breathe in too much soot or ozone, says the annual State of the Air report from the American Lung Association.