Dear Mary…
Q. May I humbly correct the advice you gave about the life-long friend who has developed an ‘unfortunate strain of body odour’? She is suffering from trimethylaminuria, a rare metabolic defect which causes a fish-like smell due to abnormal breakdown of choline. Simple blood and urine tests are available to confirm the diagnosis, often triggered by a fishy meal.

Disagree with half of it, enjoy reading all of it
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