William Aird/LinkedIn
Oct 2, 2025, 07:29
Persistent Mild Leukocytosis in Obesity․ Benign or Warning Sign?
William Aird, Professor of Medicine at Harvard Medical School, posted on X.
” Obesity can cause persistent mild leukocytosis.
WBC 10–14 ×10⁹/L
Often neutrophilia (± lymphs/monos)
Hb and platelets normal
CRP may be normal
Mechanism low-grade inflammation.
Usually benign, but marker of cardiometabolic risk.”

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