The committee noted there had been little or no follow-up on previous, similar recommendations.
More connections between exposure to these herbicides and different health problems are likely to come to light in the future, experts predicted.
"As we grow older, we become more fragile, and problems may not show up until we get more fragile," said Keith A. Young, vice chair for research at the Texas A&M Health Science Center College of Medicine, in the department of psychiatry and behavioral science. He is also neuroimaging and genetics core leader at the VA Center of Excellence for Research on Returning War Veterans at the Central Texas Veterans Health Care System.
"Differences tend to accumulate, and diagnoses get more sure and valid," he said. "As time goes on, the underlying pathology starts to break through, and we're able to see it more clearly. The chemical exposure did some damage that starts to be expressed as our bodies become more fragile."
The evidence "certainly point to the value of collecting lots of data on lots of different conditions to understand the effects of the environment on our bodies," Young said.
The Institute of Medicine has the full report.
SOURCES: Richard A. Fenske, Ph.D., associate chair, Environmental and Occupational Health Sciences, School of Public Health, University of Washington, Seattle; Deborah Cory-Slechta, Ph.D., professor, environmental medicine, University of Rochester Medical Center; Keith A. Young, Ph.D., vice c
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