Heavy-duty vehicles contribute significantly to the two things that have gained notoriety for exacerbating urban air ...

An air quality advisory has been issued for all of Wisconsin this weekend as smoke from wildfires in Canada is expected to drift into the state.

People with asthma: Follow your asthma action plan and keep quick-relief medicine handy. People with heart disease: Symptoms such as palpitations, shortness of breath, or unusual fatigue may ...

People with asthma: Follow your asthma action plan and keep quick-relief medicine handy. People with heart disease: Symptoms such as palpitations, shortness of breath, or unusual fatigue may ...