Marijuana use in men could increase risk of miscarriage in partners

A new study finds a woman is twice as likely to miscarry if her male partner smokes pot once a week or more, even if she doesn't smoke.
1:41 | 10/14/19

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Transcript for Marijuana use in men could increase risk of miscarriage in partners
Now to an alarming new study about marijuana and miscarriage finding a woman is twice as likely to miscarry if her male partner smokes pot once a week or more even if she does not smoke. Dr. Jennifer Ashton joins us, Jen, this is raising a lot of eyebrows so tell us about the study. This was an interesting study done at a Boston university and followed over 1400 couples before they conceived and then controlled for all other factors and as you said, what they found is if the man smoked pot once or more a week, his -- the woman was twice as likely to suffer a miscarriage. Now, the caveats, this study was done by association, not cause and effect so definitely needs more research and there is not yet peer review data here but this abstract did win a prize at the largest reproductive medicine meeting in the world that's going on today so it's getting a lot of attention. Something that couples should pay attention to who are trying to conceive and it focused on men's behavior, so what can couples do to improve their for felt? I think that's part of the reason why the study is getting so much attention because we're used to putting all the focus, all the blame, all the stress on the woman and the world of male fertility is really exploding so I think there are some basic recommendations that women can do -- that men can do, number one, no smoking. That's bad for both the man and the woman, they want to minimize exposure to high temperatures, don't overdo alcohol. That's important for general health and exercising regularly and, again, 40% of couples' infertility is due to male factors so bears repeating. We need to focus on the men just as much as the women. More studies need to be dong. For sure. Coming up next, "Boy meets

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