Medical research

Sperm length variation is not a good sign for fertility

(Medical Xpress)—A new study published online in the journal Human Reproduction finds that the greater the inconsistency in the length of sperm, particularly in the tail (flagellum), the lower the concentration of sperm ...

Medical research

Men who do exercise produce better quality semen

A new study conducted by researchers at the University of Cordoba links moderate physical activity in males with better hormone levels and sperm characteristics that favour reproduction compared to sedentary men.

Genetics

New research a step closer to male contraceptive pill

(Medical Xpress)—New insights into sperms' swimming skills shed light on male infertility, which affects one in 20 men, and could provide a new avenue to the development of a male contraceptive pill.

Obstetrics & gynaecology

A pack of walnuts a day keeps the fertility specialist away?

A paper published 15 August 2012 in Biology of Reproduction's Papers-in-Press reveals that eating 75 grams of walnuts a day improves the vitality, motility, and morphology of sperm in healthy men aged 21 to 35.

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