why is my throat so dry?

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www.healthline.com › health › dry-throatDry Throat Causes Treatments and More - Healthline www.healthline.com › health › dry-throat CachedDehydration. The dryness in your throat may simply be a sign that you haven’t had enough to drink. When you’re dehydrated your body doesn’t produce as much of the saliva that normally moistens your mouth and throat. Sleeping with your mouth open. If you wake up every morning with a dry mouth the problem might be that you sleep with your mouth open. The air dries up the saliva that normally keeps your mouth and throat moist. Hay fever or allergies. Hay fever also called seasonal allergies is caused by an immune system overreaction to normally harmless substances in your environment. Cold. A cold is a common infection that’s caused by many different viruses. The infection can make your throat feel dry and scratchy. You’ll also have symptoms like these