Topic
Causes of Bad Breath
Bad breath usually has a specific, fixable cause — oral bacteria, dry mouth, diet, or an underlying health condition. Understanding which one applies to you is the first step toward actually solving it.
Does Your Oral Microbiome Cause Bad Breath? What a Saliva Test Can Reveal
The bacteria in your mouth produce the gases that cause bad breath. Here's which species matter most, how the microbiome–halitosis connection works, and what testing reveals that hygiene alone can't.
The Best At-Home Tests for Bad Breath (And What Each One Actually Measures)
From microbiome sequencing to self-assessment, here's what the different approaches to diagnosing bad breath can and can't tell you.
Oral Microbiome Test vs. Halimeter: Two Ways to Diagnose Bad Breath
A microbiome test tells you which bacteria are causing the problem. A halimeter tells you how much odor there is. Here's when to use each — and why they work best together.
Bristle vs. OralDNA: Which Oral Health Test Is Right for You?
Both tests sequence your oral bacteria, but they're designed for different users. Here's how they compare on technology, accessibility, and what they actually tell you.
Bad Breath in Kids: A Parent's Guide to Causes and Solutions
Why children get bad breath, how to tell if it needs attention, how to improve brushing without battles, and when to see a dentist or ENT.
Dry Mouth and Bad Breath: Why Saliva Matters More Than You Think
Dry mouth is one of the most overlooked causes of chronic bad breath. Learn what saliva actually does and how to fix it.
8 Things Dentists Know About Bad Breath That Most People Don't
Dental professionals see bad breath cases every day. Here's what they know that most patients haven't figured out yet.
Why Your Breath Smells After Eating (It's Not Just Garlic)
Food-related bad breath goes beyond garlic. Learn which foods cause it, why some last for hours, and what actually helps.
Why Bad Breath Gets Worse at Night (And How to Fix It)
Night is the worst time for bad breath, and the reasons are predictable. Here's what's happening and how to change it with a better bedtime routine.
7 Reasons Your Breath Still Smells After Brushing
Brushing twice a day but still getting comments? Here are seven reasons your breath stays bad even with good habits.
The Real Causes of Bad Breath: What's Actually Going On in Your Mouth
Bad breath has several distinct causes and the fix depends on which one you have. Here's how to figure out what's driving yours.
How to Figure Out What's Causing Your Bad Breath
A step-by-step self-assessment to help you identify whether your bad breath is coming from your mouth, your sinuses, or somewhere else entirely.
5 Daily Habits That Are Causing Your Chronic Bad Breath
Chronic bad breath is usually a habit problem, not a mystery. Here are the five most common daily habits that keep it coming back.
The Complete Guide to Bad Breath: Causes, Treatments, and What Actually Works
Everything you need to know about bad breath: what causes it, which treatments have real evidence, and how to build a routine that keeps it gone.
Why Your Breath Smells in the Morning (And What to Do About It)
Morning breath is caused by bacteria, not poor hygiene. Learn the science behind it and simple fixes that actually help.