Public Health Scene

A diet that includes fish provides an excellent source of low-fat protein and may reduce your risk of heart disease and diabetes.

But fish can contain contaminants such as mercury that can harm human health.

Matt Simcik, a University of Minnesota professor of environmental health sciences, says pregnant women and young children are most at risk. He recommends following the Minnesota fish consumption guidelines.

• More from Simcik from the Public Health Moment podcast