Low sperm count or low sperm quality
It needs a few million sperm cells for the fertilization process. The most common male fertility disorder is a lack in the production of normal and motile sperm cells, so that no natural fertilization can happen.
Disorders of the sperm transportation process
In this case enough sperm cells are produced but they can't reach the woman's body because of an occlusion of the ductus deferens. This occlusions are often obeserved after post-surgical inflammations or injuries.
Other causes of male infertility can be:
- hormonal Imbalances
- hereditary factors
- serious illnesses
- massive alcolohol or nicotine consumption