Cervical cancer is mainly caused by persistent infection with high-risk human papillomavirus (HPV), which spreads through intimate skin-to-skin contact. While a woman’s own history matters, her partner’s history is just as important. As the article explains, “This isn’t about blame—it’s about awareness,” because a husband can carry and transmit HPV without symptoms, increasing his wife’s risk.

Research shows that a husband’s sexual history plays a major role. A study in India found that “husbands with premarital sexual relationships increased their wives’ risk by 1.9 times,” while extramarital relationships raised it even more. In fact, “if husbands had three or more extramarital partners, their wives’ risk increased by 3.05 times,” and when relationships occurred both before and during marriage, the risk was “nearly 7 times higher.” This happens because men can unknowingly carry high-risk HPV and pass it on.

Another key factor is a history of sexually transmitted diseases. The same study showed that “a husband’s history of an STD before marriage raised his wife’s cervical cancer risk by 2.9 times,” and after marriage, the risk rose to “5.9 times.” This reflects higher exposure to infections like HPV, even if past illnesses were treated.

Circumcision status also appears linked. Women whose husbands were uncircumcised, or circumcised later, had a “4.1 times higher” risk. Researchers believe the foreskin may allow HPV to persist longer, though this is only one contributing factor, not a certainty.

Additional evidence supports shared exposure: men whose wives had cervical cancer showed a “75% higher risk of developing anal cancer,” another HPV-related disease. This highlights how the virus can affect both partners.

The takeaway is simple: “Cervical cancer is preventable.” Awareness, vaccination, safe practices, and regular screening are the most effective ways for couples to protect each other’s health.