Did you know that not getting enough zzz’s can actually make you hungrier? According to sleep scientist Matt Walker, the relationship between what you eat and your sleep is a two-way street. Here’s why understanding it can help you improve your overall health.
Sleep — we spend one-third of our lives doing it, but what exactly do we get out of it? And how can we do it better? In this TED series, sleep scientist Matt Walker uncovers the facts and secrets behind our nightly slumber. (Made possible with the support of Oura) Check out more episodes on TED.com: https://go.ted.com/sleepingwithscience
“On a high-sugar diet, we find that the fruit flies’ dopaminergic neurons are less active, because the high sugar intake decreases the intensity of the sweetness signal that comes from the mouth,” Dus said. “Animals use this feedback from dopamine to make predictions about how rewarding or filling a food will be. In the high-sugar diet flies, this process is broken—they get less dopamine neuron activation and so end up eating more than they need, which over time makes them gain weight.”
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