Author: Dr Cindy Li, DDS

Dr. Chenxin (Cindy) Li, a graduate of McGill University with a BSc in Microbiology and Immunology (2018), pursued her DDS at USC’s Herman Ostrow School of Dentistry, graduating in 2022. She earned the “Dental Journal Award” for her editorial work in the Dental Explorer. Following her dental school, Dr. Li completed a General Practice Residency at Harbor-UCLA, a Level 1 Trauma hospital, in 2023, gaining advanced skills in prosthodontics, endodontics, oral surgery, and periodontics. She is double-board certified in Canada and the USA and is authorized by the RCDSO for minimal sedation. Dr. Li’s dental philosophy centers on comprehensive, preventive care, aiming to achieve her patients’ smile goals. Her personal interests include hiking, cooking, and traveling.

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Excel Dental in Hamilton | FAQ | General Dentistry | Oral Health | Oral Hygiene

Myth: Bad breath means poor oral hygiene. Fact: Bad breath can result from various causes, including certain foods, medical conditions, and dry mouth.
ByDr Cindy Li, DDS October 2, 2024 2:50 pmMarch 13, 2026 6:56 pm Reading Time: 3 minutes

Hello, I’m Dr. Cindy Li from Excel Dental, located at 49 East Avenue South, Hamilton, Ontario, Canada L8N 2T5. Today, I want to address a common misconception about bad breath, also known as halitosis. Many people believe that bad breath is solely a result of poor oral hygiene. However, this is a myth. In reality,…

Read More Myth: Bad breath means poor oral hygiene. Fact: Bad breath can result from various causes, including certain foods, medical conditions, and dry mouth.
Excel Dental in Hamilton | FAQ | General Dentistry | Oral Health | Oral Hygiene

Myth: Brushing harder cleans better. Fact: Brushing too hard can damage enamel and irritate gums. Use a soft-bristled toothbrush and gentle pressure.
ByDr Cindy Li, DDS October 2, 2024 1:47 pmMarch 13, 2026 6:56 pm Reading Time: 3 minutes

Hello, I’m Dr. Cindy Li from Excel Dental, located at 49 East Avenue South, Hamilton, Ontario, Canada L8N 2T5. Today, I want to address a common misconception that many of my patients have: the belief that brushing harder will result in cleaner teeth. This myth can actually lead to more harm than good. Let’s delve…

Read More Myth: Brushing harder cleans better. Fact: Brushing too hard can damage enamel and irritate gums. Use a soft-bristled toothbrush and gentle pressure.
Excel Dental in Hamilton | FAQ | General Dentistry | Oral Health | Oral Hygiene

Myth: Baby teeth aren’t important because they fall out. Fact: Baby teeth hold the place for adult teeth and help with chewing and speaking. Keeping them healthy is crucial.
ByDr Cindy Li, DDS October 2, 2024 1:08 pmMarch 13, 2026 6:57 pm Reading Time: 3 minutes

Hello, I’m Dr. Cindy Li from Excel Dental, located at 49 East Avenue South, Hamilton, Ontario, Canada L8N 2T5. Today, I want to address a common misconception that many parents have about their children’s dental health: the belief that baby teeth aren’t important because they eventually fall out. This myth can lead to neglecting essential…

Read More Myth: Baby teeth aren’t important because they fall out. Fact: Baby teeth hold the place for adult teeth and help with chewing and speaking. Keeping them healthy is crucial.
Excel Dental in Hamilton | FAQ | General Dentistry | Oral Health | Oral Hygiene

Myth: You don’t need to visit the dentist if your teeth don’t hurt. Fact: Many dental problems, like cavities and gum disease, can develop without pain until they’re advanced. Regular check-ups are essential.
ByDr Cindy Li, DDS October 2, 2024 8:00 amMarch 13, 2026 6:57 pm Reading Time: 3 minutes

Hello, I’m Dr. Cindy Li from Excel Dental, located at 49 East Avenue South, Hamilton, Ontario, Canada L8N 2T5. Today, I want to address a common misconception that can have serious implications for your oral health: the belief that you don’t need to visit the dentist if your teeth don’t hurt. This myth can lead…

Read More Myth: You don’t need to visit the dentist if your teeth don’t hurt. Fact: Many dental problems, like cavities and gum disease, can develop without pain until they’re advanced. Regular check-ups are essential.
Excel Dental in Hamilton | FAQ | General Dentistry | Oral Health | Oral Hygiene

Myth: Pregnancy causes tooth loss. Fact: With good oral hygiene and regular dental visits, pregnancy doesn’t have to affect your teeth. Hormonal changes can increase the risk of gum disease, so extra care is needed.
ByDr Cindy Li, DDS October 1, 2024 3:42 pmMarch 13, 2026 6:57 pm Reading Time: 3 minutes

Hello, I’m Dr. Cindy Li from Excel Dental, located at 49 East Avenue South, Hamilton, Ontario. Today, I want to address a common myth that many expectant mothers worry about: the idea that pregnancy inevitably leads to tooth loss. This misconception can cause unnecessary anxiety, but the good news is that with proper care, your…

Read More Myth: Pregnancy causes tooth loss. Fact: With good oral hygiene and regular dental visits, pregnancy doesn’t have to affect your teeth. Hormonal changes can increase the risk of gum disease, so extra care is needed.
Excel Dental in Hamilton | FAQ | General Dentistry | Oral Health | Oral Hygiene

Myth: You can use a toothpick instead of flossing. Fact: Toothpicks can’t effectively clean between your teeth like floss can. Flossing is the best way to remove plaque from those hard-to-reach areas.
ByDr Cindy Li, DDS October 1, 2024 3:19 pmMarch 13, 2026 6:57 pm Reading Time: 3 minutes

Hello, I’m Dr. Cindy Li from Excel Dental, located at 49 East Avenue South, Hamilton, Ontario, Canada L8N 2T5. Today, I want to address a common myth that I often hear from my patients: the idea that using a toothpick can replace flossing. This misconception can lead to inadequate oral hygiene and potential dental issues….

Read More Myth: You can use a toothpick instead of flossing. Fact: Toothpicks can’t effectively clean between your teeth like floss can. Flossing is the best way to remove plaque from those hard-to-reach areas.
Excel Dental in Hamilton | FAQ | General Dentistry | Oral Health | Oral Hygiene

Myth: Electric toothbrushes are always better than manual brushes. Fact: Both can be effective if used properly, but electric toothbrushes can be more efficient for people with limited mobility or those who struggle with technique.
ByDr Cindy Li, DDS October 1, 2024 12:37 pmMarch 13, 2026 6:57 pm Reading Time: 3 minutes

Hello, I’m Dr. Cindy Li from Excel Dental, located at 49 East Avenue South, Hamilton, Ontario, Canada L8N 2T5. Today, I want to address a common myth that I often hear from my patients: “Electric toothbrushes are always better than manual brushes.” While electric toothbrushes have their advantages, the truth is that both types can…

Read More Myth: Electric toothbrushes are always better than manual brushes. Fact: Both can be effective if used properly, but electric toothbrushes can be more efficient for people with limited mobility or those who struggle with technique.
Excel Dental in Hamilton | FAQ | General Dentistry | Oral Health | Oral Hygiene

Myth: You don’t need to brush your tongue. Fact: Your tongue can harbor bacteria that lead to bad breath and other issues. Brushing or scraping your tongue is an important part of oral hygiene.
ByDr Cindy Li, DDS October 1, 2024 11:58 amMarch 13, 2026 6:57 pm Reading Time: 3 minutes

Hello, I’m Dr. Cindy Li from Excel Dental, located at 49 East Avenue South, Hamilton, Ontario, Canada L8N 2T5. Today, I want to address a common myth in oral hygiene: the belief that you don’t need to brush your tongue. This misconception can lead to various oral health issues, including bad breath. Let’s delve into…

Read More Myth: You don’t need to brush your tongue. Fact: Your tongue can harbor bacteria that lead to bad breath and other issues. Brushing or scraping your tongue is an important part of oral hygiene.
Excel Dental in Hamilton | FAQ | General Dentistry | Oral Health | Oral Hygiene

Myth: Teeth naturally become yellow with age. Fact: While some discoloration can occur, regular cleanings and good oral hygiene can help keep teeth white as you age.
ByDr Cindy Li, DDS September 30, 2024 3:13 pmMarch 13, 2026 6:57 pm Reading Time: 3 minutes

Hello, I’m Dr. Cindy Li from Excel Dental, located at 49 East Avenue South, Hamilton, Ontario, Canada L8N 2T5. Today, I want to address a common misconception about dental health: the belief that teeth naturally become yellow with age. While it’s true that some discoloration can occur over time, maintaining good oral hygiene and regular…

Read More Myth: Teeth naturally become yellow with age. Fact: While some discoloration can occur, regular cleanings and good oral hygiene can help keep teeth white as you age.
Excel Dental in Hamilton | FAQ | General Dentistry | Oral Health | Oral Hygiene

Myth: Root canals are painful. Fact: Modern root canal procedures are designed to relieve pain, not cause it, and are similar to getting a filling.
ByDr Cindy Li, DDS September 30, 2024 2:35 pmMarch 13, 2026 6:57 pm Reading Time: 3 minutes

Hello, I’m Dr. Cindy Li from Excel Dental, located at 49 East Avenue South, Hamilton, Ontario, Canada L8N 2T5. Today, I want to address a common misconception that often causes unnecessary anxiety: the belief that root canals are painful. This myth has persisted for far too long, and it’s time to set the record straight….

Read More Myth: Root canals are painful. Fact: Modern root canal procedures are designed to relieve pain, not cause it, and are similar to getting a filling.
Excel Dental in Hamilton | FAQ | General Dentistry | Oral Health | Oral Hygiene

Myth: You can stop brushing once your gums stop bleeding. Fact: Gums bleed due to inflammation. Continued gentle brushing and flossing can help the gums heal, and regular dental visits are important.
ByDr Cindy Li, DDS September 30, 2024 7:52 amMarch 13, 2026 6:57 pm Reading Time: 3 minutes

Hello, I’m Dr. Cindy Li from Excel Dental, located at 49 East Avenue South, Hamilton, Ontario, Canada L8N 2T5. Today, I want to address a common misconception that many of my patients have encountered: the idea that you can stop brushing your teeth once your gums stop bleeding. This myth can lead to serious oral…

Read More Myth: You can stop brushing once your gums stop bleeding. Fact: Gums bleed due to inflammation. Continued gentle brushing and flossing can help the gums heal, and regular dental visits are important.
Excel Dental in Hamilton | FAQ | General Dentistry | Oral Health | Oral Hygiene

Myth: Brushing your teeth right after eating is always best. Fact: After consuming acidic foods or drinks, it’s better to wait 30 minutes before brushing to protect your enamel.
ByDr Cindy Li, DDS September 30, 2024 7:45 amMarch 13, 2026 6:57 pm Reading Time: 3 minutes

Hello, I’m Dr. Cindy Li from Excel Dental, located at 49 East Avenue South, Hamilton, Ontario, Canada L8N 2T5. Today, I want to address a common misconception about dental hygiene that many of my patients ask about: the timing of brushing your teeth after eating. While it might seem logical to brush immediately after a…

Read More Myth: Brushing your teeth right after eating is always best. Fact: After consuming acidic foods or drinks, it’s better to wait 30 minutes before brushing to protect your enamel.

End of content

Author: Dr Cindy Li, DDS

Appointment Request

Myth: Bad breath means poor oral hygiene. Fact: Bad breath can result from various causes, including certain foods, medical conditions, and dry mouth.

Myth: Brushing harder cleans better. Fact: Brushing too hard can damage enamel and irritate gums. Use a soft-bristled toothbrush and gentle pressure.

Myth: Baby teeth aren’t important because they fall out. Fact: Baby teeth hold the place for adult teeth and help with chewing and speaking. Keeping them healthy is crucial.

Myth: You don’t need to visit the dentist if your teeth don’t hurt. Fact: Many dental problems, like cavities and gum disease, can develop without pain until they’re advanced. Regular check-ups are essential.

Myth: Pregnancy causes tooth loss. Fact: With good oral hygiene and regular dental visits, pregnancy doesn’t have to affect your teeth. Hormonal changes can increase the risk of gum disease, so extra care is needed.

Myth: You can use a toothpick instead of flossing. Fact: Toothpicks can’t effectively clean between your teeth like floss can. Flossing is the best way to remove plaque from those hard-to-reach areas.

Myth: Electric toothbrushes are always better than manual brushes. Fact: Both can be effective if used properly, but electric toothbrushes can be more efficient for people with limited mobility or those who struggle with technique.

Myth: You don’t need to brush your tongue. Fact: Your tongue can harbor bacteria that lead to bad breath and other issues. Brushing or scraping your tongue is an important part of oral hygiene.

Myth: Teeth naturally become yellow with age. Fact: While some discoloration can occur, regular cleanings and good oral hygiene can help keep teeth white as you age.

Myth: Root canals are painful. Fact: Modern root canal procedures are designed to relieve pain, not cause it, and are similar to getting a filling.

Myth: You can stop brushing once your gums stop bleeding. Fact: Gums bleed due to inflammation. Continued gentle brushing and flossing can help the gums heal, and regular dental visits are important.

Myth: Brushing your teeth right after eating is always best. Fact: After consuming acidic foods or drinks, it’s better to wait 30 minutes before brushing to protect your enamel.

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