Sugar alters brain chemistry after only 12 days

New research in pigs finds that sugar intake alters the reward-processing circuitry of the brain in a similar way to addictive drugs.

Whenever we learn something new or experience something pleasurable, our brain’s reward system becomes activated. With the help of natural brain chemicals, several brain areas communicate with each other to help us learn and repeat behaviors that improve our knowledge and well-being.

Relying heavily on the neurotransmitter dopamine, the reward system helps explain several quintessential human experiences, such as falling in love, sexual pleasure, and enjoying time with friends.

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