Modern lifestyle factors threaten male reproductive health

Urologist Kenan Yiğit Yıldız of Liv Hospital Vadi İstanbul reports that modern lifestyle factors are significantly impacting male reproductive health. Global epidemiological studies indicate a meaningful decline in male sperm parameters over the last 40 to 50 years.

Key contributors to this decline include smoking, alcohol consumption, obesity, and chronic stress, which can lead to oxidative stress and hormonal imbalances. Environmental toxins, endocrine disruptors, and heavy metals are also cited as potential factors. Additionally, habits such as prolonged sitting, wearing tight clothing, and using laptops on the lap can cause cumulative heat increase in the testes, negatively affecting sperm production.

To improve reproductive health, experts recommend that men planning to have children begin lifestyle adjustments at least three months in advance, as the sperm production cycle lasts approximately 72 to 74 days. Recommended changes include adopting a Mediterranean-style diet rich in antioxidants, omega-3, and fresh produce, while avoiding processed foods and trans fats. Regular moderate cardio and resistance exercise are encouraged, though excessive steroid use for bodybuilding is noted as a risk factor for infertility.