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New Research Suggests GLP-1 Medications May Boost Male Fertility

KVIA•Monday, June 15, 2026 at 2:00 PM•CNN Newsource

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Recent studies indicate that GLP-1 medications, commonly used for weight loss and diabetes management, may enhance male fertility by improving testosterone levels and sperm quality. Conducted over 24 weeks, the research involved men aged 18 to 65 with high body mass indexes, revealing significant improvements in sperm count and morphology. With about 15% of couples in the U.S. facing infertility issues, and over half of those cases linked to male factors, these findings could reshape treatment approaches. However, experts caution that further studies are needed before GLP-1s can be recommended as a primary infertility treatment. Men considering these medications should consult healthcare providers to discuss potential fertility benefits.

Key Details: • GLP-1 medications may improve testosterone and sperm quality in men. • Study involved men aged 18 to 65 with high body mass indexes. • Infertility affects approximately 15% of couples in the U.S. • Consult a healthcare provider for personalized fertility evaluations.

health weight-loss medications fertility testosterone

People & Organizations

Harvard Medical SchoolBrigham and Women’s HospitalDr. Pratibha NateshDr. Lidia Mínguez AlarcónDr. Amin HeratiUniversity Hospitals Coventry and WarwickshireJohns Hopkins Hospital

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