Latest posts
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Sperm Health: Seven Everyday Habits Worth Reviewing Before Pregnancy
Smoking, heavy drinking, obesity, inactivity, heat, sleep and external androgens can matter for sperm health. What the evidence does and does not show.
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Micro-TESE Timing and IVF: Why Did Live Birth Differ at 24 and 48 Hours?
A 129-cycle study reported 56% versus 30% live birth with different retrieval intervals. Unequal groups and retrospective design limit the conclusion.
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Western Diet and Male Infertility: When Genetic Vulnerability Meets Food in a Mouse Study
A Western-style diet worsened reproductive outcomes in M1ap-knockout mice. The study explores gene–diet interactions, with a numerical discrepancy flagged in the reported reduction.
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ZyMōt, Felix or Centrifugation: Which Sperm Selection Method Had Less DNA-Damage Signaling?
DGC, Zymot and Felix produced different DNA-damage-marker results in 15 samples. Lower markers after selection do not prove improved pregnancy outcomes.
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Abstinence and Sperm DNA Damage: Does Waiting More Than Four Days Help?
A study of 2,782 men linked longer abstinence and age with sperm DNA fragmentation. It did not identify a universal abstinence interval for pregnancy.
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HSPA2 and Male Infertility: A Protein Clue Hidden Inside Sperm
A study of 85 men linked altered HSPA2 levels and localization with semen abnormalities. Why the sperm protein remains a research clue, not a clinical test.
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Weight Loss and Sperm Quality: A 24% Drop in Weight Changed Seminal Proteins, Not the Usual Numbers
After bariatric surgery, weight and testosterone changed but semen measures did not clearly improve in six men. Seminal proteins offered new research clues.
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PICSI vs ICSI for Low Sperm Morphology: Does Extra Selection Deliver More Babies?
Does PICSI improve outcomes when sperm morphology is low? A study of 246 couples compared PICSI with ICSI after a first day-5 frozen embryo transfer.
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Paternal Age and IVF Miscarriage: Why Young Donor Eggs Did Not Erase the Difference
In 1,606 donor-egg ICSI cycles, paternal age over 45 was associated with more miscarriage and fewer live births. Explore the findings and their limits.
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Vitamin D, Calcium and Sperm Quality: Can Supplements Really Change the Numbers?
A study of 1,230 men linked vitamin D, calcium and PTH with semen quality. The findings do not establish that supplements improve pregnancy outcomes.