New Structure Discovered in Human Sperm Tails

New Structure Discovered in Human Sperm Tails

Sperm are essential for reproduction. Normal sperm parameters (count, motility and morphology) are important for fertilization to occur following intercourse. In order for sperm to be motile, a highly effective sperm tail is needed to propel the sperm though the cervix and uterus into the fallopian tube to find the ovulated egg. A new structure […]

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Lack of Sleep and Reduced Semen Quality

“A good laugh and a long sleep are the best cures in the doctor’s book.” Underlying this anonymous, Irish proverb there is probably truth. Most recently, the association between lack of sleep and reduced semen quality has been examined. A cross-sectional study amongst over 900, healthy young men in Denmark has associated such disturbances with […]

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High Saturated Fat Intake is Linked to Poor Sperm Quality

A recent study published in the American Journal of Clinical Nutrition found that high intake of saturated fat is associated with reduced sperm quality in men and may be associated with infertility.  The study found that men who consumed greater amounts of saturated fat had lower sperm concentrations and lower total sperm counts as compared […]

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Walnuts Improve Sperm Quality

A recent study published on line in the papers in press section of the journal, Biology of Reproduction (Biol Reprod. 2012. 112.101634) found that men who ate 75 grams (about two handfuls) of walnuts per day over the course of a year had significant improvement in sperm motility and morphology compared to men who did […]

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