Those who suffer from “Asian glow,” a type of facial flushing after a few drinks, should thank their genes for the side effect because it may help keep their hearts healthy. The gene in question is alcohol dehydrogenase 1B, or ADH1B. When those with a variant of the gene drink alcohol, a chemical called acetaldehyde is produced, resulting in unpleasant symptoms such as nausea, headache and facial flushing, commonly referred to as “Asian glow” or “Asian flush.” Generally, the response among carriers is to avoid drinking too much.
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