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If there’s an infertility topic you want to learn more about or a concern you want to research, chances are one of our experts has written an article or two about it or has spoken about it in an interview.

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Causes of Low Sperm Count and Motility

Medically reviewed by Leyla Bilali, RN

One of the primary causes of infertility is low sperm count and motility. These issues, coupled with poor sperm quality, represent 90% of all cases of infertility in men and anywhere from 20% to 40% in couples. Nearly one in six men are affected by infertility related to problems with their sperm. The causes can range from hereditary factors and lifestyle choices to past infections and a person's age.

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What Impact Does Male Smoking Have on Sperm and Fertility?

Medically reviewed by Leyla Bilali, RN

Can smoking hurt your sperm? Yes. It can also negatively affect your fertility. You already know that smoking is bad for your health, and you have likely guessed that smoking is bad for female fertility. In both men and women, smoking has been linked to an increased risk for many cancers, heart disease, emphysema, and a number of other health problems.

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