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Men’s average testosterone levels have halved in last 50 years, say scientists
Exclusive: Researchers warn of ‘major crisis in male reproductive health’ partly driven by obesity and diabetes Men’s average testosterone levels have halved over the past 50 years, according to scientists, who say society is facing a male fertility crisis. Total testosterone levels in men declined by 54% between 1972 and 2019, according to data presented at the annual meeting of the European Society of Human Reproduction and Embryology in London on Tuesday. Continue reading...
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Exclusive: Researchers warn of ‘major crisis in male reproductive health’ partly driven by obesity and diabetes Men’s average testosterone levels have halved over the past 50 years, according to scientists, who say society is facing a male fertility crisis. Total testosterone levels in men declined by 54% between 1972 and 2019, according to data presented at the annual meeting of the European Society of Human Reproduction and Embryology in London on Tuesday. Continue reading...
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According to The Guardian’s linked source, Men’s average testosterone levels have halved in last 50 years, say scientists, Exclusive: Researchers warn of ‘major crisis in male reproductive health’ partly driven by obesity and diabetes Men’s average testosterone levels have halved over the past 50 years, according to scientists, who say society is facing a male fertility crisis. Total testosterone levels in men declined by 54% between 1972 and 2019, according to data presented at the annual meeting of the European Society of Human Reproduction and Embryology in London on Tuesday. Continue reading…
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The development sits in VINI’s Science coverage for readers following research, health, climate, space, medicine, and scientific institutions. The original report is linked so readers can check the publisher account, follow later updates, and compare new coverage against the first published record. The original item is dated 2026-07-07T15:41:59+00:00.
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Primary source: Men’s average testosterone levels have halved in last 50 years, say scientists via The Guardian. VINI cites and links the source; it does not reproduce the publisher’s full article text without rights clearance.
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- Men’s average testosterone levels have halved in last 50 years, say scientistsThe Guardian - 2026-07-07T15:41:59+00:00
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