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Dr. Harold Katz
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Dr. Harold Katz is widely recognized in the media as the ‘final authority’ on breath. He’s been featured on FOX Network’s Mike & Juliet Show, ABC’s Good Morning America, and The View with Barbara Walters and countless other radio and TV interviews. Dr. Katz is a graduate of the UCLA School of Dentistry and holds a separate degree in Bacteriology, also from UCLA. He is the founder of The California Breath Clinics and the author of “The Bad Breath Bible,” and bearer of the now famous Halimeter which tests the sulfur compounds that cause bad breath. Dr. Katz’s website www.therabreath.com offers a free online bad breath test along with recommendations for eliminating bad breath.

Entries by Dr. Harold Katz

Expectant Mothers Should Keep Clean Mouth for Healthy Pregnancy

(6) Comments | Posted October 7, 2013 | 11:43 AM

Poor oral health has been tied to pregnancy problems.

According to a recent study published by the Journal of Periodontology, gum disease, also known as periodontal disease, or the inflammatory chronic condition that attacks the gums and bone around the teeth, can lead to premature labor and a...

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Oral Health Care Basics: Getting to the Nitty Gritty

(5) Comments | Posted August 27, 2013 | 11:18 AM

In order to maintain a healthy body and mouth, consuming vitamin-rich foods and little fat is key. But it's easy to forget about the basics of well-maintained teeth and gums in a society that focuses on overarching preventative and treatment options. It's not to say that those measures are not...

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Dental Divide Widens in U.S.

(9) Comments | Posted August 6, 2013 | 3:50 PM

Depending on where you live in the United States, access to proper dental care may differ. According to a recent report by The Pew Charitable Trusts, there are two distinct reasons for the inconsistent dental care available in the United States: People who are on Medicaid don't...

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More Action Needed for Seniors' Oral Health

(3) Comments | Posted July 19, 2013 | 4:03 PM

Roughly 75 million Americans are considered to be the generation known as Baby Boomers, or those who were born between 1946 and 1964. This large portion of the population may have reinvented retirement and created a unique community for themselves, but they also have trouble with their oral health. According...

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Research Shows Billions Are Affected by Oral Health Conditions

(0) Comments | Posted June 5, 2013 | 10:42 AM

Most people know that brushing their teeth, flossing and using mouthwash are the best ways to prevent bad breath, cavities, gum disease and other issues in the mouth. However, new research shows that billions of people worldwide are suffering from tooth decay due to untreated conditions. From consuming processed foods...

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Recent Studies Show Benefits of K12 Probiotic

(0) Comments | Posted March 19, 2013 | 4:57 PM

A recent study released by the International Journal of General Medicine cited the oral health benefits of the probiotic BLIS K12 ingredient in preventing reoccurring infections in the mouth and throat in children. A second study found that the ingredient may offer the same benefits for adults. Researchers from Stratum...

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Bad Breath: Many Causes, Simple Solutions

(2) Comments | Posted October 1, 2012 | 11:00 AM

The source of halitosis should never be a mystery. While it may be difficult to pinpoint exactly where your bad breath is coming from, it's necessary to get to the root of it so you can cure your problem. There are many different causes of bad breath, and each of...

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Go Natural to Fight Tooth Decay and Halitosis

(1) Comments | Posted September 18, 2012 | 4:57 PM

There is really no food that can combat bad breath, yet you can still find many articles that claim to know the secret herb or fruit that will keep halitosis at bay. People have claimed that herbs such as tarragon, rosemary and coriander can knock out bad breath, but in...

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Bad Breath FAQs in the News

(1) Comments | Posted July 25, 2012 | 11:39 AM

At breath clinics across the nation, halitosis professionals like me are constantly fielding questions about oral odor. Some of these inquiries are old chestnuts that we hear time and again, like "What causes bad breath?" or "Why isn't alcohol-based mouthwash getting rid of my halitosis?" Others are less common, with...

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Our Understanding of Bad Breath Bacteria Has Come a Long, Long Way

(0) Comments | Posted June 28, 2012 | 2:30 PM

Bad breath studies and bacteriology have gone hand in hand for a long time. That's why today's specialty breath fresheners offer such targeted treatments -- they are the result of decades, sometimes even centuries, of research into what causes halitosis. From early microscopes to modern genetic sequencing and halimeters, scientists...

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Bad Breath: All Causes, Great and Small

(1) Comments | Posted June 20, 2012 | 6:42 PM

What causes the common cold? A group of viruses. What's behind stomach ulcers? A single strain of bacteria. What causes tetanus? A single species of microbe (not rust, as you might expect). And bad breath? In all, halitosis probably has more than 100 causes: oral bacteria, dental plaque, tartar, gingivitis,...

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Stinky Foods Push Bad Breath to the Limit

(7) Comments | Posted June 4, 2012 | 3:43 PM

For some reason, May seems to have been the season for discussion of stinky cuisine. Maybe it's because certain smelly fruits and veggies ripen around that time. Perhaps it's due to the increasing popularity of exotic food journalism. Whatever the reason, the Internet is all but exploding with stories of...

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If It's Not a Specialty Breath Freshener, it May Contain Ingredients You Won't Like

(0) Comments | Posted April 25, 2012 | 11:12 AM

This month has been a big one for news about bad breath. In particular, several stories have come out voicing concern over the ingredients in non-specialty breath fresheners. While such a topic is nothing new, the substances that researchers made note of are especially common. This means that now, more...

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Specialty Products for Bad Breath Have Come a Long, Long Way

(2) Comments | Posted March 19, 2012 | 3:47 PM

If you stepped into the 1800s (or sped into them at 88 mph, if you prefer), what would you do when you found that you had bad breath? In any age, you'd probably want to avoid making yourself conspicuous with halitosis. So how would you take care of it? Well,...

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Bad Breath and Your Tongue

(1) Comments | Posted December 2, 2011 | 5:22 PM

Have you ever really looked at your tongue? Does it have a coating or a color that doesn't seem right to you? We all know that it's important to brush, floss and use a mouthwash when doing our (at least) twice-daily oral hygiene routine -- but do you remember to...

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New Science In the World of Bad Breath

(0) Comments | Posted November 15, 2011 | 6:45 AM

While bad breath has been around pretty much as long as man has, research in the science world continues to find out what is behind bad breath and how to fix it -- not to mention new advances in technology. Here are some articles highlighting what's going on in the...

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How to Explain Bad Breath to Your Kids

(2) Comments | Posted October 28, 2011 | 2:27 PM

Halitosis doesn't have an age requirement. As we've discussed previously, childhood bad breath can be a serious issue that needs to be addressed. Here are some articles that not only discuss kids and bad breath, but breakdown the science behind it.

One article discusses exactly this point. Children...

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Advice and Explanations of Bad Breath From Experts

(0) Comments | Posted October 10, 2011 | 4:32 PM

There are constantly new developments in the world of oral care and, more specifically, bad breath. Here are a few new studies that are worth mentioning in the fight to understand and banish bad breath.

Certain types of bad breath (commonly known as situational bad breath) can be relieved...

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Tonsil Stones and Bad Breath

(2) Comments | Posted September 20, 2011 | 2:34 PM

Tonsil stones, also known as tonsilloliths, are often misdiagnosed and fairly common. Tonsil stones are caused by the accumulation of sulfur-producing bacteria and debris that become lodged in your tonsils. These can also lead to bad breath, but this can be countered with good oral hygiene. Sometimes people make the...

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Children and Bad Breath

(1) Comments | Posted September 15, 2011 | 5:53 PM

Bad breath is often something that adults are aware of, but did you know that children can have halitosis, too? For you parents out there, here are some articles that go into more detail about kids and bad breath.

One article discusses Lewis First,...

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