Male fertility
Clinical trials for Male fertility explained in plain language.
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Diet over drugs: Low-Carb plan aims to improve sperm in obese men
Disease control Recruiting nowThis study tests whether a strict low-carbohydrate diet combined with lifestyle guidance can help obese men (BMI 30+) lose weight and improve their fertility. Researchers will track weight, semen quality, and reproductive outcomes in 98 men aged 22-40. The goal is to find a non-d…
Matched conditions: MALE FERTILITY
Sponsor: Third Affiliated Hospital of Zhengzhou University • Aim: Disease control
Last updated Jun 27, 2026 12:06 UTC
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Could freezing sperm outsmart father time?
Knowledge-focused Recruiting nowResearchers at IVI Murcia are studying whether freezing sperm can preserve its quality and molecular features that may decline with age. Men aged 18 to 65 provide a semen sample and a blood sample. Each semen sample is split into fresh, slow-frozen, and vitrified portions. The te…
Matched conditions: MALE FERTILITY
Sponsor: IVI Murcia • Aim: Knowledge-focused
Last updated Sep 12, 2026 00:00 UTC
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Diet change may boost sperm health in IVF couples
Knowledge-focused Recruiting nowThis study looks at whether a short diet change can improve sperm quality in men whose partners are undergoing IVF. One hundred couples in Sweden will take part. Men will follow Nordic dietary guidelines for a few weeks. Researchers will check sperm count, movement, and small RNA…
Matched conditions: MALE FERTILITY
Sponsor: Ostergotland County Council, Sweden • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:29 UTC