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Why Paternal Cannabis Causes Miscarriage – Fertility Plus
Photo: DepositPhotos
Aug 30, 2026, 16:49

Why Paternal Cannabis Causes Miscarriage – Fertility Plus

Fertility Plus shared a post on LinkedIn about a paper by Alyssa F. Harlow et al. published in Epidemiology:

“Why Paternal Cannabis Causes Miscarriage (The Human Evidence)

Did you know that a father’s cannabis use can impact pregnancy outcomes? A large-scale study found that men who use marijuana once a week or more double the risk of miscarriage, even if their partner doesn’t use it.

This is especially concerning for older fathers (35+) and early miscarriages around the 8-week mark. It’s crucial to be aware of how paternal health plays a role in family planning.

Let’s spread the word!”

Title: Male Preconception Marijuana Use and Spontaneous Abortion: A Prospective Cohort Study

Authors: Alyssa F Harlow, Amelia K Wesselink, Elizabeth E Hatch, Kenneth J Rothman, Lauren A Wise

You can read the Full Article in Epidemiology.

Why Paternal Cannabis Causes Miscarriage – Fertility Plus

Proceed to the video attached to the post.

Other articles featuring Fertility Plus on Fertility News.

Alyssa Harlow Amelia Wesselink cannabis Elizabeth Hatch family planning Fertility Fertility News Fertility Plus Kenneth Rothman Lauren Wise Male Preconception Health Marijuana Use miscarriage OBGYN Paternal Health preconception care Pregnancy Outcomes reproductive health Reproductive Medicine Sperm Health Spontaneous Abortion Women’s Health
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