Category Archives: Health
Published February 2026
Why do we age—and why has rejuvenation always proved so elusive? This book expresses a clear-eyed, deeply informed exploration of the biology of aging and reproduction. Drawing on evolutionary biology, endocrinology, reproductive science, and medicine, it examines humanity’s perennial attempts … Continue reading
On Substack
I have been writing a Substack titled What’s Hot in Fertility? since March 2024. It offers “digestible news and views about reproductive health and science” with excursions into politics and society.If this interests you, please sign up for illustrated posts … Continue reading
What’s Hot in Fertility?
I am writing on Substack in response to the acute politicization of reproductive autonomy, care, and technology in the U.S.A. Subscription is free. These are titles of long-form articles in reverse order of publication:
Androgenic Anxiety and COVID-19
Early this morning, January 1, 2021, three minutes after midnight, the last human being to be born on earth was killed … Thus begins Children of Men, a dystopian novel by P.D. James (1992). A sudden and unexplained loss of … Continue reading
Urushiol Pain and Products
A week after nightly creaming my face and arms with hydrocortisone I’m still itching. Each exposure makes the reaction worse next time. A few people, including our gardener, are lucky they don’t react to poison ivy, nor wildlife or pets … Continue reading







