In human cells, DNA carries chemical or "epigenetic" marks that decide how genes will be used in different tissues. Yet in a ...

Alas, there are no homunculi crammed inside the smallest human cells. Yet recent research in fertility and urology suggests Hartsoeker’s image could work metaphorically: Sperm can be a proxy for the ...

Space is full of radiation, which is bad for both babies and non-babies alike, but we also have to worry about how microgravity affects the human body, too.

Scientists at Michigan State University have uncovered the molecular “switch” that powers sperm for their final, high-speed dash toward an egg. By tracking how sperm use glucose as fuel, the team ...

A study reported that the conventional method of searching follicular fluid didn’t find all the eggs. The new technology ...

1 Hubei Provincial Key Laboratory of Occurrence and Intervention of Rheumatic Diseases, Enshi, China 2 Minda Hospital of Hubei Minzu University, Enshi, China The final, formatted version of the ...

Even in the best-case scenario, when fertility clinics transfer chromosomally normal embryos into a would-be mother's uterus, ...

As U.S. fertility rates hit record lows, more Americans are redefining what family looks like, and for many, that means ...

Fertility preservation is integral to cancer care; however, evidence gaps regarding long-term outcomes and treatment-related gonadotoxicity remain.

Although weight status affects fertility, the relationship between fertility and the use of GLP-1s such as Ozempic remains unclear.