Though an estimated 60 million people around the world have atrial fibrillation, or A-fib, a type of irregular and often fast ...

Some children have already died and only a minority who inherit the mutation will escape cancer, a new report stated on ...

They see a microscopic flash at fertilization, a burst of fluorescence that marks a sudden release of zinc from the human egg. Scientists call this burst the "zinc spark," and they now see it as a ...

The mammals' mysterious clicks contain a stunning level of complexity, a new study shows. A group of sperm whales (Physeter macrocephalus) swims together in the Indian Ocean. For years, researchers ...

Jonathan Levy receives funding from the National Institutes of Health, the Federal Aviation Administration, the City of Boston, and the Mosaic Foundation. Howard Frumkin has no financial conflicts of ...

Male infertility is a major issue worldwide and its causes remain unclear. Now, researchers at the RIKEN Center for ...

A decade-long review by George Mason University researchers reveals growing evidence that neonicotinoid insecticides—the world’s most widely used class of pesticides—may harm male reproductive health.

If you liked this story, share it with other people. A night fishing trip 30 years ago showed Brazilian public health doctor Apolo Heringer the meaning of health: a clean river full of fish — a notion ...

Every few months, the Internet coughs up something so stupid it seems like it can’t be real. The latest piece of digital phlegm hacked across the hellscape of the timeline? Sperm racing. It is exactly ...

Human semen not only accumulates genetic mutations with age; as the percentage of sperm carrying potentially serious mutations increases, so does the risk of developing diseases in offspring. This is ...

Texas state law establishes an “expiration date” for state agencies, meaning those agencies will automatically be abolished on that date unless lawmakers pass legislation to continue it. The current ...