EPA study says metals in air pollution can aggravate asthma

WASHINGTON (May 30) -- Environmental Protection Agency scientists have identified metals as components in air pollution that may affect the severity of asthma.

The findings are in a recently released international study that is the first such report to link animal and human data to show the possible role of metals in aggravating asthma.

The report is available online in the Environmental Health Perspectives journal at http://ehp.niehs.nih.gov.

The study was conducted in collaboration with researchers at the German Research Center for Environment and Health.