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The office will be closed from December 23-27. We will return to the office on December 30.


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Houston Fertility Center Tags

INVOcell and Low Sperm Motility

INVOcell™ can help treat poor sperm motility and other male infertility issues. Let’s discuss the treatment and its many patient benefits.

Posted by Sonja Kristiansen, MD on Aug 29, 2019

What Are the Most Fertile Ages?

Age can affect female and male fertility. People older than 40 face risks of infertility and reproductive health issues. Our specialists cover optimal ages to…

Posted by Sonja Kristiansen, MD on Sep 04, 2018

Factors that Contribute to Poor Sperm Quality

Dr. Kristiansen, of Houston Fertility Center, offers infertility treatment to help patients overcome factors that contribute to poor sperm quality.

Posted by Sonja Kristiansen, MD on Jan 29, 2017

Using the ICSI Technique with IVF

At Houston Fertility Center, Dr. Sonja Kristiansen specializes in the combination of IVF with the ICSI technique to improve fertilization rates in her patients.

Posted by Sonja Kristiansen, MD on Dec 16, 2016

MESA Sperm Retrieval: Male Infertility Treatments

MESA (microscopic epididymal sperm extraction) allows fertility specialists to retrieve sperm and address male infertility.

Posted by Sonja Kristiansen, MD on Apr 29, 2016

TESE Sperm Retrieval Offers Hope to Men Experiencing Infertility

Dr. Sonja Kristiansen offers TESE sperm retrieval to assist couples who have been unable to conceive due to male infertility issues.

Posted by Sonja Kristiansen, MD on Apr 16, 2016

Understanding PESA: A Sperm Retrieval and Collection Procedure

PESA (percutaneous epididymal sperm aspiration) is an option to address male infertility. Our fertility specialists look at the details.

Posted by Sonja Kristiansen, MD on Mar 29, 2016

How Smoking Affects Male Fertility

Smokers are twice as likely to have problems with sperm, leading to low fertility rates. Quitting greatly improves chances for a successful pregnancy.

Posted by Sonja Kristiansen, MD on Feb 16, 2016

Can Smoking Affect Male Fertility?

Dr. Sonja Kristiansen discusses the effect of smoking on male fertility, as well as treatment options to help those dealing with infertility.

Posted by Sonja Kristiansen, MD on Jan 29, 2016

Does Age Make a Difference in Male Fertility?

Age can have an impact on male fertility, leading to issues with sperm count, motility, and quality. Let's consider infertility causes and treatments.

Posted by Sonja Kristiansen, MD on Nov 16, 2015

Dr. Sonja Kristiansen

Houston Fertility Center

Dr. Sonja Kristiansen is the founder and Medical Director of Houston Fertility Center. She is a board-certified Reproductive Endocrinologist Infertility (REI) specialist who is proud to help hopeful parents fulfill their dreams of having children. Our center is affiliated with the:

  • American College of Obstetricians and Gynecologists
  • American Society for Reproductive Medicine
  • Texas Medical Association

We provide convenient care for patients from greater Houston and visitors from out of town. For more information about our services, contact our office online or call (713) 225-5375 today.

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