inviTRA Egg and sperm donation magazine
What is it?
Law in the UK
Pregnancy with donor eggs
Egg donation & surrogacy
Becoming an egg donor
What is it?
Becoming a sperm donor
Definition and options
In vitro fertilization
Intracytoplasmic sperm injection
Preimplantation genetic diagnosis
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Sperm Donation Forum
Embryo Donation Forum
Assisted Reproduction Forum
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Types of donor conception
Egg donation, sperm donation and/or embryo donation are fertility treatments that allow many women and couples becoming parents through assisted reproductive technology.
Abstinence and semen quality
Contrary to popular belief, exceeded abstinence days may worsen semen quality due to an increased sperm concentration. This may affect sperm motility.
How to become pregnant
Women who wish to become pregnant can follow a series of recommendations or guidelines to increase natural possibilities of getting pregnant.
Results after artificial insemination
Apart from the previous requirements, it is highly important that women are under 35 in order to achieve success after artificial insemination. In such way, the pregnancy rate would rise up to 20% per cycle; after...
Male factor infertility
Male sterility due to sperm factors may be produced by some alterations that affect the spermatozoa, either their vitality, morphology, concentration and/or motility.
Retrograde ejaculation is an uncommon anomaly. Men who suffer retrograde ejaculation do not expel semen out through the urethra, but they ejaculate inside the bladder.
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