Infertility Causes – Key Factors Explained

When looking at Infertility Causes, the underlying reasons why a couple cannot achieve pregnancy despite regular, unprotected intercourse. Also known as fertility issues, it involves a complex mix of biological and external influences that can affect both men and women.

Major Contributors to Fertility Challenges

One of the most common drivers is Hormonal Imbalance, disruptions in estrogen, progesterone, testosterone or thyroid hormones that regulate ovulation, sperm production and uterine health. Hormonal imbalance requires accurate testing and often lifestyle tweaks. Genetic Factors, inherited conditions like Klinefelter syndrome, Turner syndrome or cystic fibrosis carry a direct impact on reproductive organs influence fertility by altering cell development. Lifestyle Factors, smoking, excessive alcohol, poor diet and high stress levels can lower sperm count or disrupt menstrual cycles are modifiable and often the first target for improvement. Finally, Environmental Toxins, exposure to pesticides, heavy metals or endocrine‑disrupting chemicals can damage DNA and hormone pathways affects both partners. Together these entities create a network where hormonal imbalance, genetic factors, lifestyle choices and environmental toxins interact to shape overall fertility outcomes.

If you’re trying to figure out why pregnancy isn’t happening, understanding these infertility causes gives you a roadmap for next steps. Below you’ll find a curated set of articles that dive deeper into each factor, offer screening tips, and suggest practical interventions you can start today.