Although comforting on a hot day, almost all people with rosacea report increased symptoms after consuming hot drinks. Heat in any form is thought to be a trigger for rosacea, so the contents of the mug don't matter. Research suggests that frequency also affects symptoms; in the study, the more often people drank hot tea, the more intense their rosacea symptoms became. The primary symptom complaints with hot drinks include facial flushing and inflammation.

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