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Everybody has bad breath from time to time, especially first thing in the morning. Saliva has a cleaning action that helps reduce or get rid of bad breath. When you have less saliva, bacteria can grow, causing bad breath. The flow of saliva almost stops during sleep.
Many other things can cause bad breath, such as missing meals, being dehydrated, or eating foods with a strong odour, such as garlic. Other causes include throat or mouth infections (such as strep throat), dental problems (such as cavities), and gum disease. Bad breath can also be caused by medical problems, such as kidney disease.
Follow-up care is a key part of your treatment and safety. Be sure to make and go to all appointments, and call your doctor or nurse advice line (811 in most provinces and territories) if you are having problems. It's also a good idea to know your test results and keep a list of the medicines you take.
Watch closely for changes in your health, and be sure to contact your doctor or nurse advice line if:
Go to https://www.healthwise.net/patientEd
Enter B786 in the search box to learn more about "Bad Breath (Halitosis): Care Instructions".
Current as of: March 9, 2022
Author: Healthwise Staff
Medical Review:Adam Husney MD - Family Medicine & Martin J. Gabica MD - Family Medicine & Kathleen Romito MD - Family Medicine
Care instructions adapted under license by your healthcare professional. If you have questions about a medical condition or this instruction, always ask your healthcare professional. Healthwise, Incorporated disclaims any warranty or liability for your use of this information.
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