Food stretches your gut, the tube it travels through inside your body. Nerves there tell muscles to squeeze behind it and relax ahead, pushing food along.
Your brain sends signals too, but the gut’s own nerves help control these movements.
science
Food stretches your gut, the tube it travels through inside your body. Nerves there tell muscles to squeeze behind it and relax ahead, pushing food along.
Your brain sends signals too, but the gut’s own nerves help control these movements.
Source: niddk.nih.gov
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