IVF expert's voice

Find out what the experts who treat patients every day have to say.
This section is written in partnership with UR Vistahermosa experts from Spain.
shattered-glass
UR Vistahermosa - from experts
Arlén Hernández

DNA fragmentation in sperm

The initial assessment of infertile couples must include a semen analysis, since the male factor accounts for half of infertility cases. A semen analysis looks

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health
UR Vistahermosa - from experts
Dr. José María Vilar

Polycystic ovary syndrome (PCOS)

A difficult-to-diagnose pathology Polycystic ovary syndrome is the most frequent endocrine alteration in women of fertile age. This is a complex and sometimes difficult-to-diagnose condition

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parental-age
UR Vistahermosa - from experts
Grisel Estrada Manrique

Advanced paternal age

How does it influence fertility? The impact of a woman’s age on her fertility is of great importance, since there is a natural limit to

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bacteria
UR Vistahermosa - from experts
Dr. Susanna Malkhasian

Endometrial microbiota

The importance of its study in assisted reproduction For many years it was thought that the endometrium (the inner layer of the uterus, where the

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frost
UR Vistahermosa - from experts
Carolina Orjuela Gasca

Embryo Freezing

A revolutionary advance After an assisted reproduction technique is carried out, embryos that have not been transferred at this time may be preserved thanks to

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seedling
UR Vistahermosa - from experts
Mireia Poveda

Criteria for Embryo Classification

Categories of embryo quality In vitro fertilisation treatments generate a number of embryos that are left cultured in the laboratory where there is an attempt

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virus
UR Vistahermosa - from experts
Dr. María Gallego

The human papillomavirus

Does the human papillomavirus threaten my fertility? The human papillomavirus (HPV) is one of the world’s most widespread sexually transmitted infections. There are more than

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sport-and-pregnancy
UR Vistahermosa - from experts
Dr. Bernardo Fernández Martos

Sport and pregnancy

After assisted reproduction treatments When pregnancy is achieved after an assisted reproduction technique is used, it should be considered a normal pregnancy. Nevertheless, in this

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pregnancy-after-cancer
UR Vistahermosa - from experts
Dr. Ruth Sánchez

Pregnancy after cancer

How long should I wait? When someone is diagnosed with cancer, it can be quite a blow, and there is a possibility they will not

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cancer
UR Vistahermosa - from experts
Dr. Germán Fernández

Oncofertility

Preserving fertility when diagnosed with cancer Cancer in women remains a matter of concern worldwide. In Spain, the most common cancers are lung cancer, breast

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embryologist
UR Vistahermosa - from experts
Víctor Masedo

The embryologist

A key player in assisted reproduction The laboratory team plays an essential role at assisted reproduction centres. In particular, clinical embryologists are key players, since

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time-lapse
UR Vistahermosa - from experts
Dr. Rocío López Sánchez

Time Lapse Incubation

Pioneering technology to optimize embryo selection After undergoing ovarian puncture and harvesting oocytes, embryologists proceed to fertilize them. About 18.5 hours post-fertilization, those eggs that

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uterus
UR Vistahermosa - from experts
Dr. Valeria Sotelo

Endometriosis

The disease that can compromise female fertility Endometriosis is a benign but chronic problem. Endometriosis is when the endometrium, which is the layer of tissue

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athletic-man
UR Vistahermosa - from experts
Dr. Bernardo Fernández Martos

The Abuse Of Anabolic Steroids

affects the male and female reproductive systemcausing infertility Anabolic steroid abuse has been subject to increasing interest, especially after certain studies conducted in the USA

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lesbian-couple
UR Vistahermosa - from experts
Dr. José Félix García España

Reproduction In Lesbians

What is and what is not allowed The “new” family model is increasingly present in our reproduction units. The presence of lesbian couples who desire

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woman-holding-flower
UR Vistahermosa - from experts
Dr. Salvador García Aguirre

Oocyte Vitrification

Preserves the fertility potential associated with the age of the woman at the time of cryopreservation In the last few years news coming from the

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couple-holding-hands
UR Vistahermosa - from experts
Dr. Bárbara Romero

Recurrent Miscarriages

Comprehensive study and solutions for the possible causes We want a child… Will we be able to have one? Can we avoid having another miscarriage?

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genetic-quality-of-sperm
UR Vistahermosa - from experts
Dr. Teresa Rubio

The Genetic Quality Of Sperm

Decisive for the success of the pregnancy Approximately 40% of the causes of infertility are due to a male factor. The genetic quality of sperm

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blooming-tulips
UR Vistahermosa - from experts
Dr. Miguel Ángel López Martín

Sperm Capacitation

The process that selects the sperm that has the highest fertilizing potential The sperm quality of 21st century men has suffered a decline compared to

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