What's causing America's obesity problem?

A Answers (2)

  • AJudith Salerno, Gerontology, answered
    Salerno - TEDMED4

    Dr. Judy Salerno, executive officer of the Institute of Medicine, says a variety of factors are causing the rising rates of obesity in the U.S. Find out what they are by watching this video.

  • AJanis Jibrin, MS, RD, Nutrition & Dietetics, answered
    What is the cause of the obesity crisis?
    When it comes to the obesity crisis, there are several factors at play, making it a complex issue. In this video Janis Jibrin, MS, RD, lead nutritionist at, explains that stress, genetics and portion sizes all play a role.
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