Male infertility has become a hot topic in recent years. As infertility rates rise, so does male infertility—a common understanding. However, current statistics reveal more concerning trends: extensive clinical data confirms deteriorating sperm quality. Even the World Health Organization has warned that human fertility is declining, signaling a critical moment demanding urgent attention. Why do men become infertile? How can men prevent infertility?
The 5 Major Culprits Behind Male Infertility
1. The Hazards of Smoking
Most people may not realize that long-term heavy smoking can jeopardize fertility. Recent studies confirm that smoking disrupts the hypothalamic-pituitary-gonadal axis, reduces semen quality, leads to oligospermia and asthenospermia, and may even induce varicocele.Epidemiological data from China and abroad indicate that varicocele is a significant factor contributing to male infertility.
II. Effects of Alcohol Consumption
Alcohol directly impacts the testes and liver. Chronic alcoholics often develop testicular atrophy, with histological examination revealing fibrosis around seminiferous tubules and reduced germ cell counts.Heavy drinking can lower blood testosterone levels, suppress pituitary function, and cause sexual dysfunction. Alcoholics may also develop autoimmune responses, leading to the formation of anti-sperm antibodies in men—a major cause of infertility.
III. Improper Sexual Practices
May lead to infectious diseases of the urogenital tract, such as urethritis, prostatitis, and epididymitis. These conditions can trigger the formation of anti-sperm antibodies, subsequently causing infertility. The inflammation itself may cause narrowing or blockage of the vas deferens, impairing sperm transport and resulting in infertility.Additionally, sperm infection (bacteriospermia), where pathogens contaminate sperm, increases white blood cell counts in semen. This significantly reduces sperm viability and impairs fertility.
IV. Drug Abuse
Heavy marijuana use is known to lower blood testosterone levels and reduce sperm density. Cocaine consumption decreases sperm count.High doses of nitrofurantoin can cause early developmental abnormalities in spermatogonia. Furthermore, ingesting medications containing lead or arsenic, cimetidine, sulfonamides, tetracyclines, thiazide diuretics, macrolide antibiotics, certain hormones, and anti-amoebic drugs can all impair spermatogenesis.
V. Preference for Hot Baths
Frequent visits to saunas, steam rooms, hot stone baths, or scalding baths—where temperatures exceed 38°C—can harm fertility. Testicles thrive in cooler environments, and research indicates high temperatures suppress sperm production. Similarly, wearing tight-fitting pants impedes testicular heat dissipation, adversely affecting fertility.
Preventing male infertility requires meticulous attention to detail. Implementing these measures effectively can significantly reduce the risk of male infertility.
Seven Key Details for Preventing Male Infertility
1. Avoid Unhealthy Habits
Smoking and alcohol consumption can cause sperm death and abnormalities. Men should quit smoking and drinking, avoid unhealthy dietary habits, and steer clear of raw, cold, greasy, or spicy foods.
2. Engage in Regular Physical Exercise
Moderate exercise enhances male sexual function and helps regulate mental fatigue or neuroendocrine imbalances. Maintain a regular routine, ensure adequate sleep, and preserve overall physical health.Wives should be understanding of their husbands' conditions, alleviate concerns, and actively cooperate with treatment to achieve faster recovery.
IV. Self-Psychological Regulation
Significant mental burdens and psychological stress can lead to infertility. Therefore, men should regularly relax and adjust tense mental states, easing and eliminating anxiety and unease.
V. Eliminating Diseases
Numerous urological conditions can cause infertility. Prevent such diseases—such as chronic prostatitis—by seeking timely diagnosis and treatment.For instance, heroin addicts experience 100% suppression of libido, while methadone users experience 96.5% suppression.
VII. Acquire Basic Sexual Knowledge
Understand male physiological characteristics and health maintenance. If any unusual changes in the testicles are detected—such as swelling, hardening, unevenness, or pain—seek prompt medical evaluation.