If brushing and mouthwash don’t improve bad breath, an Israeli scientist may have the solution — laser treatment.

Yehuda Finkelstein of Meir Hospital at the Sapir Medical Center in Kfar Saba, Israel has successfully treated 53 patients suffering from bad breath, or halitosis, with a new, 15-minute technique.

“Now there’s a laser treatment for one of the worst forms of halitosis, a rarely diagnosed version wafting relentlessly from the tonsils,” New Scientist magazine said on Wednesday.

Bad breath is usually caused by the build-up of bacteria around the gums and teeth which release foul-smelling gases but in more serious cases bacteria breed in grooves in the tonsils.

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