Web porn is turning men into flops up to 30 years before nature can.
Research by US journal Psychology Today reveals a growing number of 20-somethings reporting problems with their manhood as a result of overdosing on porn. Many are unable to have actual sex due to an increased tolerance to dopamine - the brain's pleasure chemical.
It can take up to three months to recover normal functionality, provided the fella can keep his hand off his mouse in the meantime.
Those who can't wait may wish to turn their browser to online adverts for Viagra, but that does run the risk of exposure to a whole other type of virus.