Male fertility rates have been plummeting over the past half-century. ... An April 2025 study showed for the first time that "human sperm lose their heads upon direct contact" with the parasite. ...

Common parasite can decapitate human sperm − with implications for male fertility Some sperm cells had holes in their head, suggesting the parasites were trying to invade them as it would any ...

Toxoplasma gondii, a parasite spread by cats, can shred human sperm and may be an overlooked factor in declining male fertility, according to new research.

Male fertility rates have been plummeting over the past half-century.An analysis from 1992 noted a steady decrease in sperm counts and quality since the 1940s.A more recent study found that male ...

Male fertility rates have been plummeting over the past half-century. An analysis from 1992 noted a steady decrease in sperm counts and quality since the 1940s. A more recent study found that male ...

The new pictures by Jeff Bark beg to be psychoanalyzed. The sixty-one-year-old photographer spent decades shuffling between making commercial images and more gallery-specific fare, honing a style ...

Female victims outnumber male Nearly two-thirds of the registered victims of human trafficking were women or girls. The share of women and girls increased by 0.5 percentage points from 2022.

Chennai (Tamil Nadu) [India], March 15: Avtar Human Capital Trust, the non-profit wing of Avtar, India's leading workplace culture consulting firm, organized 'Male Allyship Synergy Summit' (MASS ...

Excavations found that the brain of what seems to be a human male contained dark glass formed during the eruption of Mount Vesuvius in 79 CE. The effect can't be explained by lava temperatures ...

The U.S. Department of Health and Human Services said Wednesday that the agency has issued guidance recognizing only two sexes: male and female.

However, the idea of the alpha male was already well entrenched. In 2010, Musk’s first wife, Justine, wrote that he had declared himself the alpha in their relationship at their wedding ...

SAN FRANCISCO, September 24, 2024--(BUSINESS WIRE)--YourChoice Therapeutics, Inc., pioneering hormone-free family planning products, announced today that it has dosed its first cohort of male ...