Not changing the toothbrush can lead to Dangerous Diseases

Umair Butt

Oral hygiene is an important section of our overall health and a simple aspect of maintaining our oral health that we should change our toothbrush regularly. A large number of people brush their teeth two times a day, they might not have an idea that using the same toothbrush for a long period can have serious health effects. In this article, we will discuss if you are not changing your toothbrush and why it's leading to dangerous diseases and we will also explore the importance of toothbrush replacement on a regular basis. 

Toothbrushes' Role in Oral Health

oral health

The basic tools are toothbrushes and we use them to clean our teeth, this helps us to maintain oral hygiene. These toothbrushes can remove various types of bacteria, food particles, and plaque that can lead to multiple problems with teeth such as gum disease, cavities, and bad breath. We can keep our moths clean by using toothbrushes and we can also prevent the buildup of dangerous bacteria. However, with the passage of time, the effectiveness of these brushes can decrease and even they can become breeding grounds for dangerous microorganisms. 

The Consequences of Not Changing Your Toothbrush

The problem with the Oral Health

Using a toothbrush for a long period with a buildup of harmful bacteria can reduce its effectiveness which will definitely not clean your teeth. The plaque will not be removed which can lead to tooth decay and other issues related to dental. 


oral health

Not changing your toothbrush regularly can lead you to various infections. Different types of bacteria for instance Streptococcus mutants, which are related to tooth decay, and Porphyromonas gingivalis which is linked to periodontal disease. These bacteria can thrive on old toothbrushes. Obviously, when these bacteria have a relation with your mouth during cleaning of teeth, you are definitely at a higher risk of infection. 

Viral Contamination

flu and cold

Toothbrushes can also face different types of viruses like harbor viruses, such as the flu and normal cold. If you are using a toothbrush that is connected with these viruses a number of pathogens will reintroduce to your mouth and this will increase the risk of getting sick. 

Issues of Gastrointestinal


In a few cases, if we are not changing the toothbrush this can also lead to gastrointestinal issues. This type of bacteria from your toothbrush can be ingested and will be a cause of increasing stomach problems. 

When to Change the Toothbrush

change toothbrush

According to the American Dental Association (ADA), you should change your toothbrush within three to four months or even sooner if the bristles are frayed. You should also replace your toothbrush if you have recovered from an illness especially if the illness is related to flu or a cold.

Instructions for the Toothbrush Care

toothbrush care

For better oral health and to prevent harmful dangerous diseases, follow these below tips for proper toothbrush care:

  1. After each use of the toothbrush rinse it thoroughly with tap water so it will remove any remaining debris and toothpaste. 
  2. You should keep your toothbrush separate from other toothbrushes to prevent cross-contamination.
  3. Never share your toothbrush with others, as this can spread multiple infections.


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