Health

Low sperm count not just a problem for fertility

A man's semen count is a marker of his general health, according to the largest study to date evaluating semen quality, reproductive function and metabolic risk in men referred for fertility evaluation. The study results, ...

Medical research

Long, mysterious strips of RNA contribute to low sperm count

Scientists have found distinctive portions of genetic material—known as lncRNAs—that help sperm develop. Male mice lacking a particular lncRNA have low sperm count, suggesting lncRNAs could represent novel infertility ...

page 3 from 6