Does obesity cause male infertility?

Increased weight in men has been associated with a lower testosterone level, poorer sperm quality, and reduced fertility as compared to men of normal weight. The odds of infertility increase by 10% for every 9 kg (20 pounds) a man is overweight [4].

Can obese men conceive?

While the results don’t prove that excess weight leads to fertility troubles, having a lower sperm count can make it more difficult for men to conceive. The researchers combined data from 14 studies comparing sperm count in overweight, obese, and normal-weight men, along with data from an infertility center.

Does losing weight improve male fertility?

Preliminary evidence from a study done in Canada in 2015 showed that male weight loss (as a result of better eating and exercise habits) can improve infertility and help a couple to conceive. And it does make sense that getting in better physical condition can contribute to better fertility.

Does obesity cause infertility?

Overweight women have a higher incidence of menstrual dysfunction and anovulation. Overweight and obese women are at a high risk for reproductive health. The risk of subfecundity and infertility, conception rates, miscarriage rates, and pregnancy complications are increased in these women.

Why does obesity affect sperm?

Obese men are more likely to have higher estrogen levels, combined with lower levels of sperm-producing hormones like inhibin b and androgen. This can mess with sperm count, sperm concentration and the sperm’s ability to swim well, according to a March 2010 study in the journal Nature Reviews Urology.

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Can obesity cause erectile dysfunction?

In the United States diabetes and obesity are responsible for 8 million cases of erectile dysfunction. Scientific evidence indicates that excessive body weight should be considered as an independent risk factor for erectile dysfunction. This risk increases with increasing BMI.

Does fasting affect male fertility?

The total count and live- sperm percentage were improved during fasting among oligospermic men, but the percentage of weak sperm also increased. Among azoospermics, the only significant findings were a fall in the LH level during the fasting month and a rise in the testosterone and prolactin levels.

Does fat reduce sperm count?

Diets high in saturated fat could lead to low sperm count, says study.

What causes male infertility?

Male infertility can be caused by low sperm production, abnormal sperm function or blockages that prevent the delivery of sperm. Illnesses, injuries, chronic health problems, lifestyle choices and other factors may contribute to male infertility.

How much does obesity affect the male reproductive function?

Obesity causes a reduction in the levels of some fatty acids in spermatozoa (docosahexaenoic acid, palmitic acid) associated with an increase in DNA fragmentation index and a reduction in total sperm count, sperm vitality and sperm motility [70].

Does weight affect egg quality?

Being overweight affects the quality of eggs and sperm, and can reduce the chance of pregnancy – especially if you’re very overweight. Being underweight can also reduce fertility. For both men and women, healthy eating, regular exercise and losing even a few kilos can improve the chance of pregnancy.

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