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What is peristalsis?

Dr. Mehmet Oz, MD
Cardiology (Cardiovascular Disease)
What you eat travels not through gravity but through a process called peristalsis—a rhythmic contraction of smooth muscle in your gut that moves the lump of food (the bolus) down through the esophagus and into the intestines. (The gut, by the way, is what docs term the totality of tubes from your mouth through your esophagus, stomach, small intestines, large intestines, and rectum.)
You: Staying Young: The Owner's Manual for Extending Your Warranty

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You: Staying Young: The Owner's Manual for Extending Your Warranty

International bestselling authors of YOU: The Owner's Manual and YOU: On a Diet give you all the tools and know-how to stay young and defy the ageing process. Drawing lively parallels between your...

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