Circadian Rhythm & Jet Lag; Exercise and Appetite
We start by talking about clocks, but not the type of clock that ticks away on your wall. Instead, we’ll talk about the biological clocks that tick inside us. Clifford Saper of the Beth Israel Deaconness Medical Center will explain some of the research on circadian rhythm and will share his theory about the best way to deal with the disruption of the biological clock caused by jet travel. (Begins at 03:14). And, do you have a tendency to overeat during the holidays? A new study finds that exercise affects the release of two hormones that help regulate appetite. This may help explain why exercise is often, even if briefly, associated with appetite suppression.