Protecting sperm storage may be key to reversing poultry fertility decline, according to recently published research.

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Michigan State University scientists are aiming to make the male fertility process easier by promoting non-hormonal based treatment. The difficulty is the sperm requiring sudden demand for energy ...

Loss of the Y chromosome in aging men is widespread and increasingly linked to serious diseases, challenging assumptions that ...

New techniques to detect Y chromosome genes show frequent loss of the Y in tissues of older men. The increase with age is ...

By late middle age, as many as four in ten men have quietly lost the Y chromosome in some blood cells. Scientists are now ...

Omega-3 fatty acids do more for men's health than most supplements on the shelf - they actively support heart function, brain performance, sleep quality, and even fertility. Whether you're looking to ...

Researchers often use a nematode worm called Caenorhabditis elegans (C. elegans) to study human genetics because at the molecular level, we have a lot in common with these organisms. Scientists used a ...

A hidden form of evolution inside aging sperm may quietly raise genetic risks for the next generation. Credit: Shutterstock Harmful genetic mutations in sperm become much more common as men grow older ...

The evolutionary origin of sperm can be traced back to a single-celled ancestor of all living animals. Almost all animals reproduce by having a single-celled stage of their life cycle, involving two ...

PORTLAND, Ore. — Researchers have created human embryos by taking nuclei from ordinary skin cells, placing them into donated eggs, and fertilizing them with sperm. The work is a laboratory ...