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Hormone

Do Pesticides Alter Hormones?

New studies on children and mice suggest a link between pesticide exposure and hormonal disruption, leading to learning disabilities and changes in aggressive behavior. Steve Curwood talks with Los Angeles Times environment reporter Marla Cone, who has been following the research.

Four Ways To Avoid Endocrine Disruptors

Endocrine Disrupters: An Overview of the Evidence

The Search for Evidence in the Okefenokee

The World

Hormone Disruptors Linked To Genital Changes and Sexual Preference

Toxic Bodies

Author Nancy Langston talks about her new book on the history of the chemical DES and what it could mean for future regulation of endocrine-disrupting chemicals.

Hormones in the Environment

Steroids and hormones used to treat livestock are passing through the animals and into the environment. Science News senior editor Janet Raloff discusses concerns that they may be damaging the development of fish and other animals.

The World

A hormone called ghrelin makes you hungry … and happy

Environment

When we feel hungry, our bodies actually get a boost from a hunger hormone called ghrelin. New research in mice suggests that ghrelin’s primary purpose is actually stress relief. Hunger is a side-effect. Guest: Dr. Michael Lutter, the University of Texas Southwestern Medical Center in Dallas.