A study led by the Ginemed Assisted Human Reproduction Clinic analyses the advantages of using fractions of ejaculate separately in in-vitro fertilization as a way to improve the sample of the semen. Based on this, the specialists asked 40 participants to collect the ejaculate separately into two containers, one for each phase. The fluid expressed during ejaculation is composed of various fragments, shared between a pre-ejaculation phase and the first and the second fraction of the ejaculate. The first fraction of ejaculate is the most effective for conception. This could have a detrimental effect on the sperm population," adds Hebles. So how is it possible to select only the
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