In summary, there are three gauges of male fertility: And although the researchers adjusted for these differences, such as higher rates of cigarette smoking and alcohol consumption, they could have still confounded the potential effects of marijuana on spermhe wrote. A file photo of a close-up shot of sperm. Here are what some recent studies had to say on the subject of Cannabis, sperm, and male fertility. That means heavy marijuana use can have an immediate effect on sperm production because the male body makes new sperm about every three months. Smoking a couple of joints a week?
In the study, the researchers asked 1, Danish men ages 18 to 28 whether they used marijuana and other drugs like amphetamine, ecstasy and cocaine within the past three months, and if so, how often.
There's good news if you use pot and are trying to get pregnant
The weight of the evidence is that mar is probably a negative impact not only for sperm counts but sperm function. Research warns it may make sperm 'more mellow' and swim in circles. Its founding insight is as correct today as it was two decades ago. We've sent an email with instructions to create a new password. Your existing password has not been changed. About 45 percent of the men in the study said they had smoked marijuana in the past three months.