medical attention.
Morning Phlegm: Why Is It Often Worse After Waking Up?
Many people notice more mucus first thing in the morning.
There are several possible reasons.
While you’re sleeping, you’re not actively clearing your throat or coughing as often. Mucus can therefore accumulate.
Postnasal drainage can also continue while
you’re lying down.
People who smoke may experience particularly noticeable morning coughing and phlegm.
Reflux can also be worse overnight for some individuals.
Therefore, morning phlegm by itself does not necessarily indicate disease.
The broader pattern matters.
Is Swallowing Phlegm Dangerous?
Generally, swallowing mucus is not dangerous.
Your respiratory tract
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