Add Yahoo as a preferred source to see more of our stories on Google. With little evidence, some people believe a certain probiotic can increase testicle size.Pictured: One large and one smaller ...

A new study, reporting that “better” fathers have smaller testicles, is creating a stir, probably in part for the number of jokes it inspires. Time’s headline is “Study: Choose dads with smaller ‘nads ...

A United States study measuring fathering habits and testicle size suggests that bigger may not be better when it comes to the day-to-day raising of small children. The research involved 70 American ...

GUYS, have you checked down there recently and realised that one is bigger than the other? Or if you haven't sized your boys up lately, it's a good idea you do in case you've got some serious health ...

(CBS NEWS) - Fatherhood prowess may be related to testicle size, Emory University researchers are reporting. Their new study shows that men with smaller testicles tend to be more nurturing fathers, ...

Perhaps it’s time to stop obsessing over penis size, and start to think more about those underloved lads underneath. A new study has suggested that testicle size plays a role in whether or not a guy ...

Men with smaller testicles tend to be more involved as fathers, a new study suggests. James Rilling and his colleagues at Emory University in Atlanta, Georgia, used MRI scans to measure the volume of ...

When it comes to a man’s testicles, size matters. At least according to a new investigation by Medical Daily. It can be easy to forget that a man’s package includes more than just his penis. Sure, the ...