Tipsavors, Does anyone have any data on to what extent a father's indulgence in the consumption of psychoactive substances (legal and not) might be damaging to his sperm and therefore contribute to an increased risk of congenital defects in his child? I know this is probably complicated, but my students are asking so I'd like to oblige with an intelligible and helpful answer. A great weekend to all. Nancy Melucci She's here, she's there, she's everywhere. So beware.
