A person's mouth.
(Image credit: Miles Willis/Getty Images)

Scientists may have pinpointed a reason for your persistent bad breath — and it really stinks.

In a new study published in the journal Nature Genetics, researchers found that chronic halitosis that seems to have no obvious dietary cause may actually be the result of genetics. Specifically, a genetic mutation in a protein called "SELENBP1" may be hindering the bodies of these unlucky breathers from naturally breaking down odorous compounds in the blood.

Subscribe to The Week

Escape your echo chamber. Get the facts behind the news, plus analysis from multiple perspectives.

SUBSCRIBE & SAVE
https://cdn.mos.cms.futurecdn.net/flexiimages/jacafc5zvs1692883516.jpg

Sign up for The Week's Free Newsletters

From our morning news briefing to a weekly Good News Newsletter, get the best of The Week delivered directly to your inbox.

From our morning news briefing to a weekly Good News Newsletter, get the best of The Week delivered directly to your inbox.

Sign up
To continue reading this article...
Continue reading this article and get limited website access each month.
Get unlimited website access, exclusive newsletters plus much more.
Cancel or pause at any time.
Already a subscriber to The Week?
Not sure which email you used for your subscription? Contact us
Kelly O'Meara Morales

Kelly O'Meara Morales is a staff writer at The Week. He graduated from Sarah Lawrence College and studied Middle Eastern history and nonfiction writing amongst other esoteric subjects. When not compulsively checking Twitter, he writes and records music, subsists on tacos, and watches basketball.