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Occupational, life stress and family functioning: does it affect semen quality?

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Occupational stress negatively impacts male semen quality, increasing sperm DNA damage and atypical forms. Life stress showed no correlation, while poor family functioning was linked to reduced sperm motility.

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Area of Science:

  • Reproductive Medicine
  • Andrology
  • Occupational Health Psychology

Background:

  • Psychological stress is a known factor in idiopathic infertility, yet less studied in men compared to women.
  • Male infertility contributes significantly to couple infertility, highlighting the need for comprehensive etiological research.
  • Understanding stressors affecting male reproductive health is crucial for developing targeted interventions.

Purpose of the Study:

  • To investigate the relationship between occupational stress, life stress, and family functioning with semen quality in men.
  • To assess the impact of different stress domains on various semen parameters.
  • To identify potential modifiable factors influencing male fertility.

Main Methods:

  • A cross-sectional study involving 327 men attending an infertility clinic.
  • Psychological stress assessed using the Subjective Work Characteristics Questionnaire and Perceived Stress Scale.
  • Family functioning evaluated via the APGAR Family Scale.

Main Results:

  • Occupational stressors were positively associated with increased sperm DNA damage (p=0.03) and atypical sperm (p=0.05).
  • No significant correlation was observed between life stress levels and semen quality indicators.
  • Lower satisfaction with family functioning correlated with a reduced percentage of motile sperm cells (p=0.02), VAP (p=0.05), VSL (p=0.05), and VCL (p=0.04).

Conclusions:

  • Occupational stress emerges as a significant factor negatively affecting male semen quality.
  • Further longitudinal research is recommended to confirm these findings and elucidate causal relationships.
  • Family functioning satisfaction may also play a role in male reproductive health.