05 Mar 2014 How sugar affects the brain – TED Lesson

When you eat something loaded with sugar, your taste buds, your gut and your brain all take notice. This activation of your reward system is not unlike how bodies process addictive substances such as alcohol or nicotine — an overload of sugar spikes dopamine levels and leaves you craving more. This TED-Ed Lesson explains why sweets and treats should be enjoyed in moderation.

TED-Ed Original lessons feature the words and ideas of educators brought to life by professional animators.

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