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Oct 31, 2008

Why do we feel sleepy after a big Thanksgiving meal? Is there something in the turkey? Are cranberries good for our kidneys? These are some of the questions our experts will explore. Chris I. Cheeseman of the University of Alberta will talk about tryptophan in turkey. (Begins at 3:17.) L. Lee Hamm of Tulane University School of Medicine will discuss what the research shows about cranberries and kidney health. (Begins at 8:58)

Kevin Heffernan (13:26) will talk about his study, aimed at trying to uncover why African-American men have a higher rate of hypertension than white men. The research team from the University of Illinois, Urbana Champaign, found some early signs of vascular damage in young, healthy African-American men and found that measuring central blood pressure may be a better way of identifying those at risk.

Physiology in the News: (1:25)

Beta agonist drugs

Total time: 21:13