Beware – Your toothbrush is a good breeding ground for harmful microorganisms

By on January 11, 2016
toothbrush infections

Did you know toothbrush is a safe hideout for at least 10 million bacteria?  Don’t get perplexed, it is true.  If you don’t keep your toothbrush clean, you are inviting all these bacteria to your toothbrush.   

An unclean toothbrush is a safe and silent breeding ground for all kinds of germs, bacteria, and fungi.  Scientists from the University of Manchester, England, are of the opinion that there are at least 10 million bacteria living in between the bristles of your unclean toothbrush which can lead to serious health problems.  Described below are few of the microorganisms that make their home in an unclean toothbrush.


Mutans streptococci found deep down in the human oral cavity produce acids which can slowly weaken the tooth enamel leading to tooth decay and also death of the tooth.  Beta-hemolytic streptococcus is another type of microorganism which causes infection to throat and also the skin. 

Also, there is Streptococcus sanguis which makes its home in the dental plaque, it can get into the bloodstream during dental cleaning and is known to cause severe damage to the heart.

Herpes simplex virus

Herpes simplex viruses are found in the dental cavities.  It causes infections inside the mouth and lips, and as it is contagious, it can spread to the eyes, mouth, and the nose by just touching the infected area.

Toilet bacteria

Can the harmful bacteria that are found on the toilet seat be found on your toothbrush?  Yes, it can, if after brushing you keep the toothbrush in the bathroom.  It is found that some bacteria become airborne and can settle in between the bristles of your toothbrush.

Influenza virus

Influenza virus can be found in an unclean toothbrush.  It causes that irritating viral fever and cold.

selecting toothbrush

Tips on how to keep your toothbrush clean and  keep harmful microorganisms away

  1. After brushing, rinse toothbrush under water, clean it thoroughly, dry it, and keep it away from the bathroom.
  2. Don’t go on using a toothbrush for ages.  Replace it once in 2-3 months.
  3. Use antibacterial mouth rinse to clean your toothbrush.  It destroys bacteria found on the toothbrush.
  4. Microorganisms like to thrive more in the dark and damp environment, it is best to keep your toothbrush dry and in a dry place.
  5. Keep one toothbrush for the morning and one for the evening, it is a part of a healthy oral hygiene.
  6. Avoid sharing toothbrush as it can facilitate infections to pass from one person to another.

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