That annoying drip that keeps you spluttering at night is often linked to infection, allergies or dry indoor air. Here’s what causes it — and what experts say really helps
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A post-nasal drip can really disrupt your sleep and your health. Photo: Getty
If you’ve ever felt the irritating sensation of a persistent tickly throat when battling a cold, you may have experienced post-nasal drip.
This common complaint is caused by excess mucus draining down the back of the throat from the nose or sinuses, typically due to a respiratory virus or allergic rhinitis.