Poor sperm motility can lead to male infertility, but treatments are available. What does the LH surge mean for pregnancy? New research in cell cultures and mice reveals a surprising link between the essential amino acid leucine and resistance to tamoxifen in breast cancer.
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Cookies are used by this site. Reviewed by Daniel Murrell, MD. We may share your information with third-party partners for marketing purposes. Progressive motility refers to sperm that are swimming in a mostly straight line or large circles. Samples can vary for different reasons, including the length of abstinence from sexual intercourse and illness.
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How does sperm motility affect fertility?
In this article, we look at the impact of sperm motility on fertility, as well as the causes of poor sperm motility, and what can be done to improve it. Any information you provide to us via this website may be placed by us on servers located in countries outside of the EU. Non-progressive motility refers to sperm that do not travel in straight lines or that swim in very tight circles. Scroll to Accept. The long-term use of anabolic steroids can reduce sperm count and motility.