So when the air quality index swings into unhealthy territory ... “Squirt juice is clear, not yellow, and does not smell like pee,” adds Sarah Kelleher, LCSW, CHSE, a sex and relationship ...

This measure, based on data from the Environmental Protection Agency, evaluates states on the number of days the Air Quality Index in counties was not rated “good.” U.S. News calculated a ...

or a "yellow" level on the air quality index, or AQI. The system is used by the Environmental Protection Agency to measure the level of health concern to the public. While the EPA does not ...