Men, too, have a biological clock impacting fertility, not just women. While sperm production continues, quality and quantity ...

Matthew Wosnitzer, MD, is a urologist specializing in male reproductive medicine and surgery at Yale New Haven Health System. Semen is a fluid that carries sperm, or male reproductive cells, out of ...

The male reproductive tract is a specialized environment that is inhabited by a diverse microbiota. Semen, which contains secretions from multiple glands and the testes, serves as a convergence point ...

Harmful genetic changes in sperm become substantially more common as men age because some are actively favored during sperm ...

Many Hawaiʻi workplaces are rigid, unwelcoming or downright awful for women and caregivers. Four companies show a better way.