Reproductive hormones follow circadian rhythms, and when sleep is consistently short or irregular, this rhythm is disrupted.
Lifestyle
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News1826-01-2026, 14:05

Fertility Focus: Why Sleep Trumps Workouts for Conception Success

  • Medical experts emphasize that chronic sleep deprivation is a significant disruptor of reproductive health in both men and women, often overlooked in fertility discussions.
  • Poor sleep interferes with reproductive hormones, affecting ovulation and cycle regularity in women, and lowering testosterone, libido, and sperm quality in men.
  • Intense fitness routines cannot compensate for inadequate rest; physical activity alone cannot maintain the body's rhythm if the endocrine system is under constant strain from sleep loss.
  • Sleep deprivation elevates cortisol levels, increasing stress, impacting ovulation, reducing sperm quality, and affecting insulin sensitivity and weight regulation.
  • For optimal fertility and better outcomes in assisted reproduction, aiming for seven to eight hours of consistent, good-quality sleep is crucial.

Why It Matters: Prioritizing 7-8 hours of quality sleep is a critical, often underestimated, factor for optimizing fertility.

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