Male fertility is complex and influenced by genetic, hormonal, environmental and lifestyle factors. However, limitations to human studies necessitate the use of reliable preclinical models to better ...

Stored sperm may age faster than reproductive medicine has assumed, suggesting that shorter abstinence periods could benefit ...

Sperm DNA fragmentation is a recognized factor in male infertility with direct implications for embryo development, implantation and pregnancy outcomes. Historically, standard semen analysis has not ...

Human biology evolved for a world of movement, nature, and short bursts of stress—not the constant pressure of modern life. Industrial environments overstimulate our stress systems and erode both ...

The slow maturation of human children—often viewed as burdensome in modern parenting—is, in fact, a remarkable evolutionary achievement. Unlike other species, humans remain biologically immature and ...