Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Infertility in Females01:28

Infertility in Females

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.
Endometriosis, a condition characterized by abnormal growth of endometrial...
Birth Control Methods01:22

Birth Control Methods

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 vasectomy...
Energy Budgets00:51

Energy Budgets

Organisms must balance energy intake with the energy required for growth, maintenance and reproduction. These trade-offs result in a variety of survivorship and reproductive strategies, including semelparity and iteroparity. Semelparous species, like annual plants, have only one reproductive episode in their lifetimes and consequently have short lifespans. Iteroparous species, by contrast, have many reproductive events during their lifetimes but have relatively few offspring. These two...
Oogenesis02:07

Oogenesis

In human women, oogenesis produces one mature egg cell or ovum for every precursor cell that enters meiosis. This process differs in two unique ways from the equivalent procedure of spermatogenesis in males. First, meiotic divisions during oogenesis are asymmetric, meaning that a large oocyte (containing most of the cytoplasm) and minor polar body are produced as a result of meiosis I, and again following meiosis II. Since only oocytes will go on to form embryos if fertilized, this unequal...
Parental Care00:55

Parental Care

Many animals exhibit parental care behavior, including feeding, grooming, and protecting young offspring. Parental care is universal in mammals and birds, which often have young that are born relatively helpless. Several species of insects and fish, as well as some amphibians, also care for their young.
Infertility in Males01:23

Infertility in Males

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...

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Transactional Associations Between Maternal Depressive Symptoms and Pre-Adolescent Children's ADHD Symptoms During the COVID-19 Pandemic.

Journal of clinical child and adolescent psychology : the official journal for the Society of Clinical Child and Adolescent Psychology, American Psychological Association, Division 53·2026
Same author

Early language skills and later internalizing and externalizing behaviours: associations through core and pragmatic language.

Child and adolescent psychiatry and mental health·2026
Same author

Expanding First-Trimester Preterm Preeclampsia Screening With Placental Growth Factor Testing.

Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC·2026
Same author

Maternal and child mental health and incident migraine in adolescence: An "All Our Families" prospective cohort study.

Headache·2026
Same author

Prevalence, conceptual distinctiveness, and cross-sectional correlates of climate worry in Canadian adolescents.

Child and adolescent mental health·2026
Same author

Reprint of: Maternal adverse childhood experiences, child resilience factors, and child mental health problems: A multi-wave study.

Child abuse & neglect·2025
Same journal

Maternity hospital policies for care for people in prisons in Canada: A policy review.

Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC·2026
Same journal

How to Efficiently Recruit Participants in a Perinatal Cohort Study; CAN-B Cohort Strategies/Lessons Learned.

Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC·2026
Same journal

Ovarian reserve testing in long-term hormonal contraceptive users - proceed with caution.

Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC·2026
Same journal

Previable Preterm Premature Rupture of the Membranes Reaching Viability: Canadian Outcomes.

Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC·2026
Same journal

The Impact of Government Funded IVF on the Use of ICSI in Non-male Factor Infertility.

Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC·2026
Same journal

Assessment of the accuracy and readability of artificial generative intelligence for patient questions on heavy menstrual bleeding.

Journal of obstetrics and gynaecology Canada : JOGC = Journal d'obstetrique et gynecologie du Canada : JOGC·2026
See all related articles

Related Experiment Video

Updated: May 25, 2026

Determination of Reproductive Competence by Confirming Pubertal Onset and Performing a Fertility Assay in Mice and Rats
06:38

Determination of Reproductive Competence by Confirming Pubertal Onset and Performing a Fertility Assay in Mice and Rats

Published on: October 13, 2018

Delayed child-bearing.

Jo-Ann Johnson1, Suzanne Tough1,

  • 1Calgary AB.

Journal of Obstetrics and Gynaecology Canada : JOGC = Journal D'Obstetrique Et Gynecologie Du Canada : JOGC
|January 21, 2012
PubMed
Summary
This summary is machine-generated.

Delayed child-bearing increases infertility and pregnancy risks. Women and healthcare providers need awareness and optimized counseling for informed reproductive choices regarding maternal age and assisted reproductive technologies.

More Related Videos

Fertility Preservation Through Oocyte Vitrification: Clinical and Laboratory Perspectives
08:46

Fertility Preservation Through Oocyte Vitrification: Clinical and Laboratory Perspectives

Published on: September 16, 2021

Monitoring Blood Glucose in Mouse Offspring After Intracytoplasmic Sperm Injection
06:11

Monitoring Blood Glucose in Mouse Offspring After Intracytoplasmic Sperm Injection

Published on: May 17, 2024

Related Experiment Videos

Last Updated: May 25, 2026

Determination of Reproductive Competence by Confirming Pubertal Onset and Performing a Fertility Assay in Mice and Rats
06:38

Determination of Reproductive Competence by Confirming Pubertal Onset and Performing a Fertility Assay in Mice and Rats

Published on: October 13, 2018

Fertility Preservation Through Oocyte Vitrification: Clinical and Laboratory Perspectives
08:46

Fertility Preservation Through Oocyte Vitrification: Clinical and Laboratory Perspectives

Published on: September 16, 2021

Monitoring Blood Glucose in Mouse Offspring After Intracytoplasmic Sperm Injection
06:11

Monitoring Blood Glucose in Mouse Offspring After Intracytoplasmic Sperm Injection

Published on: May 17, 2024

Area of Science:

  • Reproductive Medicine
  • Maternal-Fetal Medicine
  • Public Health

Background:

  • Delayed child-bearing has significantly increased in recent decades.
  • This trend is associated with elevated risks of infertility, pregnancy complications, and adverse outcomes.
  • Women often lack awareness regarding assisted reproductive technology (ART) success rates and age-related medical risks.

Purpose of the Study:

  • To offer a comprehensive overview of delayed child-bearing.
  • To elucidate the implications for both women and healthcare providers.
  • To optimize counseling and care for Canadian women concerning reproductive decisions.

Main Methods:

  • Literature search of PubMed and Cochrane Library (2000-2010) using keywords like 'delayed child-bearing', 'maternal age', and 'infertility'.
  • Inclusion of data from national/international society guidelines and position statements.
  • Evidence quality assessed using the Canadian Task Force on Preventive Health Care criteria.

Main Results:

  • Maternal age is a primary determinant of fertility; risks increase with age.
  • Advanced maternal age is linked to higher rates of multiple births, preterm delivery, stillbirth, and Cesarean sections.
  • Prospective parents need information on declining fecundity after 32, ART limitations, and age-related risks.

Conclusions:

  • Women aged 35-37 should undergo fertility evaluation after 6 months of attempting conception; earlier for those over 37.
  • Screening for fetal aneuploidy and detailed ultrasounds are recommended for women 35 and older.
  • Enhanced awareness and informed decision-making strategies are crucial for optimizing reproductive choices and outcomes.