Steve Poizner, California's insurance commissioner, forced health plans to scale back double-digit rate hikes. But people still don't know his name. Justin Sullivan/Getty Images hide caption

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A clinical psychologist in Connecticut monitors the electrode impulses of a patient with ADHD. Some parents are turning to neurofeedback to treat the disorder. Catherine Avalone/The Middletown Press hide caption

itoggle caption Catherine Avalone/The Middletown Press

There's an emerging body of research demonstrating that our health and well-being are influenced by our time in the womb, author Annie Murphy Paul says. Monkey Business Images/iStockphoto.com hide caption

itoggle caption Monkey Business Images/iStockphoto.com

Ben Rapoport takes Erin Wyner's pulse as she runs on a treadmill to determine how many carbohydrates she should eat to run a successful marathon. Richard Knox/NPR hide caption

itoggle caption Richard Knox/NPR