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Related Concept Videos

Infertility in Males01:23

Infertility in Males

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Male infertility affects millions of couples worldwide, arising from various factors that impact different stages of the reproductive process. An endocrine imbalance resulting from conditions like hypogonadism, Klinefelter syndrome, or pituitary disorders can disrupt hormone levels and reduce sperm production. Testicular defects, such as tumors, cryptorchidism, atrophic testes, abnormal sperm morphology, and low sperm count or motility, may arise due to genetic factors, structural...
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Infertility in Females01:28

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Female infertility is defined as the inability to conceive after a year of regular, unprotected intercourse and affects about 10–15% of couples worldwide. The primary cause of female infertility is ovulatory disorders, which hinder the release of eggs. These disorders can be classified as hypothalamic amenorrhea, polycystic ovarian syndrome (PCOS), premature ovarian failure, and hyperprolactinemic anovulation disorders.
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Spermatogenesis is the process by which haploid sperm cells are produced in the male testes. It starts with stem cells located close to the outer rim of seminiferous tubules. These spermatogonial stem cells divide asymmetrically to give rise to additional stem cells (meaning that these structures “self-renew”), as well as sperm progenitors, called spermatocytes. Importantly, this method of asymmetric mitotic division maintains a population of spermatogonial stem cells in the male...
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Regression toward the mean (“RTM”) is a phenomenon in which extremely high or low values—for example, and individual’s blood pressure at a particular moment—appear closer to a group’s average upon remeasuring. Although this statistical peculiarity is the result of random error and chance, it has been problematic across various medical, scientific, financial and psychological applications. In particular, RTM, if not taken into account, can interfere when...
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Various diagnostic tests are employed in the diagnostic process for Inflammatory Bowel Disease (IBD), particularly to differentiate between Crohn's disease and ulcerative colitis.
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Birth Control Methods

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Vasectomy is a surgical form of male sterilization that involves severing and sealing the vasa deferentia, preventing sperm from mixing with semen during ejaculation. Because a vasectomy does not impact the testes' ability to produce testosterone, hormone levels, libido, and sexual function generally remain unchanged. While vasectomy is highly effective in preventing pregnancy, with a success rate near 99.85%, rare cases of recanalization (spontaneous reconnection) can occur. Although...
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Related Experiment Video

Updated: Jun 23, 2025

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Do Popular Diets Impact Fertility?

Maria Salvaleda-Mateu1, Cristina Rodríguez-Varela2, Elena Labarta2

  • 1IVI Foundation, Instituto de Investigación Sanitaria La Fe, 46026 Valencia, Spain.

Nutrients
|June 19, 2024
PubMed
Summary
This summary is machine-generated.

Diet significantly impacts fertility. This review explores how popular diets like Mediterranean, DASH, Western, ketogenic, and vegetarian, along with specific nutrients, affect both male and female reproductive health.

Keywords:
conceptiondietfertilityfoodinfertilitylifestylenutrition

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Area of Science:

  • Reproductive Endocrinology
  • Nutritional Science
  • Public Health

Background:

  • Infertility affects 15% of the population in developed countries, with increasing prevalence.
  • While some fertility factors are unchangeable (e.g., maternal age), modifiable factors like diet are gaining attention.
  • Dietary habits are evolving due to lifestyle trends, digestive disorders, processed food consumption, and dietary choices like vegetarianism.

Purpose of the Study:

  • To review the impact of popular dietary patterns on fertility.
  • To assess the influence of macro- and micronutrients on male and female fertility.
  • To synthesize current evidence on diet and reproductive health.

Main Methods:

  • Literature review of scientific studies.
  • Analysis of dietary patterns including Mediterranean, DASH, Western, ketogenic, and vegetarian diets.
  • Examination of nutrient-specific effects on fertility.

Main Results:

  • Specific diets and nutrients are associated with varying effects on male and female fertility.
  • Evidence suggests modifiable dietary factors can influence reproductive outcomes.
  • Nutrient composition of diets plays a crucial role in fertility.

Conclusions:

  • Dietary interventions represent a potential strategy for improving fertility.
  • Further research is warranted to elucidate specific mechanisms and optimize dietary recommendations.
  • Understanding the interplay between diet and fertility is vital for public health initiatives.