Latest Semen quality Stories
A new study has shown that a surgical technique called microdissection testicular sperm extraction (TESE) can effectively locate and extract viable sperm in more than one-third of adult male childhood cancer survivors who were previously considered sterile due to prior chemotherapy treatment.
A new study published in the International Journal of Andrology reveals that semen quality has significantly deteriorated during the last ten years in Finland, a country that previously was a region with high sperm counts.
A study said that most exercise appears to have little relationship with the quality or quantity of sperm, but men who bike at least five hours a week have fewer and less active sperm than men who did not exercise.
Reduced male fertility may be making it even harder for couples to conceive and be contributing to low birth rates in many countries.
Researchers have linked a chemical compound commonly used in the making of plastics to low-sperm counts and other reproductive issues among Chinese factory workers.
OAKLAND, Calif., Oct.
Obesity in younger men may lead to lower sperm count, a new study reported in the journal Fertility and Sterility suggests.
In one of the first human studies of its kind, researchers have found that urinary concentrations of the controversial chemical Bisphenol A, or BPA, may be related to decreased sperm quality and sperm concentration.
Inbred male sperm have been found to fertilize fewer eggs when in competition with non-inbred males according to a new study by the University of East Anglia.
Attractive males release fewer sperm per mating to maximize their chances of producing offspring across a range of females, according to a new paper on the evolution of ejaculation strategies.
- A transitional zone between two communities containing the characteristic species of each.