New techniques to detect Y chromosome genes show frequent loss of the Y in tissues of older men. The increase with age is clear: 40% of 60-year-old men show loss of Y, but 57% of 90-year-olds.

A specific subset of immune cells driven by testosterone resolves pain faster in men, explaining why women are more likely to ...

Microplastics have been detected in semen and ovarian fluid, raising concerns about their potential impact on egg and sperm quality. Experts explain what current research suggests about fertility ...

The earliest days of pregnancy depend heavily on the health of the egg and sperm. Week 3 marks the stage when fertilisation occurs, and rapid cell division begins. Egg and sperm quality influence how ...

As men age, many quietly lose the Y chromosome in some cells, and scientists now link this hidden change to heart disease, cancer and even shorter lifespans.

Melatonin and zinc oxide nanoparticles may protect male reproductive health during chemotherapy, study suggests.

As millions of ageing men lose the Y chromosome, evidence links this silent shift to heart disease, cancer and shorter lives – what’s at stake?

As men age, they lose parts of the Y chromosome. Research suggests this may have a greater impact on health than previously ...

If you’ve been feeling a little low in more than one aspect of life, you’re not alone, and chances are you’re not going crazy, either. You may be experiencing the symptoms of low testosterone.