Michigan State University scientists have pinpointed the molecular "switch" that supercharges sperm for their final sprint to an egg—a breakthrough that could reshape infertility treatments and pave ...

Before ejaculation, mammalian sperm rest in a low-energy state. Afterward, as they swim through the female reproductive tract, they undergo a series of changes that ultimately help them reach and ...

Increasing sperm count doesn’t always require expensive procedures. There are many evidence-based lifestyle practices that ...