The paper presents a study on the assessment of male fertility by investigating 36 men who presented themselves at the "Dr. Popa Emilia "from BacÄu during the period April - June 2016. Spermograms were used as working methods, taking into account: the number of sperm, mobility, morphology and pH, spermoculture carried out on blood-cultured jealously and MacConkey and the propulsivity index (sperm fertilization capacity) calculated according to Farres' formula.