Experts from Spain proved the first part of the ejaculate emitted has maximum activity and increases the chance of successful fertilization of the egg. It is in the first portion of the sperm contains the most active sperm, writes The Hindustan Times.
The scientists collected samples of ejaculate in 40 volunteers. Semen was divided into two portions: early and late. Investigated the activity and sperm concentration, the suitability of the material for IVF.
Samples from the early portions possessed greater activity. The specialists from the clinic Ginemed believe that the knowledge gained will be useful not only for artificial insemination, but also in the natural conception of a child.