Tag Archives: Sperm

Human Sperm Stem Cells Grown in Lab, an Early Step Toward Infertility Treatment

Infertility affects one in seven men of reproductive age worldwide. One idea for treating male sterility is spermatogonial stem cell (SSC) therapy. In this approach, sperm stem cells in the testis are transferred to a test tube, cultured and nudged into becoming fully fledged sperm. However, a key bottleneck has been identifying just the right… Read More »

How you live affects your sperm – and perhaps your future children too

By Michael Le Page Children can feel long-term effects from their father’s behaviourNoemi Siccardi/EyeEm/Getty Would-be dads take note. Lifestyle choices from smoking to exercise to wearing tight underpants lead to subtle changes in your sperm that may affect the health and behaviour of your children. “What a man does throughout his life has an impact… Read More »

Smoking a small amount of pot may boost sperm and testosterone, surprised researchers find

When Dr. Jorge Chavarro’s team started investigating marijuana’s effects on sperm, they had every reason to believe weed would prove detrimental to “testicular function,” because other studies had said it to be so. Instead, they found the opposite. Men who had ever smoked marijuana had significantly higher sperm concentrations and sperm counts, as well as… Read More »