Ask Andy Explores What Causes a Person to blush
The High Point Enterprise column explains blush as a brief, automatic brain driven reddening of the face and neck triggered by embarrassment. It notes nervous, hormonal and vascular processes, with the brain directing appearance and people often blushing in social contexts. Aimed at Rhonda Dunlap, 11, in Charleston West Virginia.
MENTIONED IN THIS ARTICLE
Andy
Rhonda Dunlap
Charleston
West Virginia
Medulla
High Point Enterprise
Tongue Clues from Doctors A Look at Coatings and Causes
A medical column explains how tongue appearance signals health issues from a normal pink tongue to dark coatings from antibiotics or dehydration. It notes brown coatings common with smoking, smooth red tongues from anemia or deficiencies, and leukoplakia as a possible precancerous sign, plus guidance on interpreting these signs.
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