Male Infertility is inability to induce pregnancy, even after frequent attempts of unprotected sex.
Infertility in males can be a result of excessive stress, fear, tight clothing, working in a hot environment for long duration. Smoking and Alcohol consumption further worsens the problem by affecting the Sperm count and Sperm morphology.
Generalised debility, muscle weakness may lead to erectile dysfunction. Infection in the reproductive tract, or any kind of stricture can cause an obstructive pathology.
Suppression of sexual urge, urine urge can cause deranged functionality of Apan Vayu, which can lead to obstruction in passage of Semen, and abnormality in sperm generation.
Excess heat / Pitta disorder in an individual can affect the sperm vitality.