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How Often Should You Change/Replace Your Toothbrush?

Evolution Of The Toothbrush

The Babylonians and the Egyptians invented the first style of toothbrushing tools using pieces of a twig. It underwent many changes in its journey to the modern world. A modern-styled toothbrush was invented in England using cattle bones and pig bristles. It was the widely used natural toothbrush until the invention of the artificial fibre – nylon. Nylon revolutionized the toothbrush industry, and people preferred to use these brushes. Toothpaste is an inseparable companion to the toothbrush. It made ancient toothpaste with ashes, burnt eggshells, charcoal, bark, and medicinal plants. They were in the form of powders. After a long time, Colgate started producing toothpaste in jars. In the 1890s, Colgate introduced toothpaste in modern-styled tubes. Till 1945, toothpaste contained soap, but after that, some other materials took the place of soap, resulting in new-age toothpaste. Today, toothbrushes are available in different colours, styles, and sizes, even with medicated bristles. Toothpaste also comes in various ingredients for other oral and tooth problems.

How Frequently Should I Change My Toothbrush?

We are all aware that using expired foods, cosmetics, and other things causes harm to our health. But we are not much concerned about our everyday health partner, the toothbrush. Like everything else, toothbrushes also have an expiry date. Your toothbrush is your initial line of protection against the germs that cause gum disease,tooth decay, and foul breath. It means you're cleaning your teeth regularly and removing as much plaque and bacteria as possible. We often forget to replace our toothbrushes regularly, essential to maintaining a complete oral hygiene practice. According to the dentist's recommendations and the manufacturer's guidelines, replacing the toothbrush every three months is mandatory. If you don't replace your toothbrush in time, it will lead to dental and other health issues. According to the Centers for Disease Control and Prevention (CDC), We should replace a manual toothbrush every three to four months. Sometimes, you may need to replace your toothbrush sooner than usual.

If you don't replace your toothbrush or electric toothbrush head regularly, it might harm your dental health and spread infection. Experts recommend replacing your toothbrush every three months or sooner if the bristles on the toothbrush head look worn.

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Signs To Change Your Toothbrush

Your toothbrush is your best weapon for defence against plaque and bacteria. It is suggested to brush twice daily with a proper toothbrush. By adhering to these guidelines, you are already protecting your teeth from cavities.

  • When the bristles on your toothbrush begin to lose their hardness, it is almost time to throw them out. Your toothbrush quickly loses effectiveness if the bristles are not in good condition.
  • Bacterial or viral throat infections are the best indicators to change your brush.
  • If not taken care of properly, fungus and bacteria can also grow in the bristles. After use, be sure to rinse and dry your toothbrush correctly. Keep the brush upright, dry, and away from other brush heads.
  • Cover your toothbrush head adequately when travelling to keep it safe and stop the spread of germs.
  • Children may crush on a toothbrush head or bite the handle, so you may want to replace their toothbrushes more frequently than every three months.
  • Don't forget to watch your youngster clean their teeth to ensure they aren't touching anything other than their teeth with the brush head.
  • Get rid of your toothbrush if someone else accidentally uses it. There are different kinds of bacteria in our mouth, which differ for everyone.
  • If you don't know when to change the brush, look closely at the bristles and check whether they are worn out or faded. It will indicate the replacement time.

How To Take Care Of Your Toothbrush

Like all other grooming products, You must also take care of your toothbrush.Here are some suggestions for maintaining your toothbrush.

  • Make sure that nobody, not your family members, uses your toothbrush.
  • After each use, the brush should be cleaned with fresh water and dried.
  • Avoid cleaning your toothbrush with sanitizer or hot water, as these methods will encourage the spreading of bacteria.
  • Maintaining an upright position and keeping other brush heads at a distance
  • Because doing so encourages mould growth and bacteria, avoid storing the brush in a closed container.

Change Toothbrush After Being Sick

Did you know that after being sick, you should replace your toothbrush? It's standard practice to change a toothbrush after being ill. If you have a terrible infection, cold, or flu, brushing with the same toothbrush you used while sick may cause you to get sick again.

If someone in the household becomes ill, replacing toothbrushes is a good idea. As a result, you can help reduce bacterial illnesses spread. Always keep toothbrushes separate to avoid cross-contamination.

What About Electric Toothbrushes?

In general, electric toothbrushes require more frequent brush head replacement. The bristles wear out quickly as they spin. Since there are so many brands, check the label for proper guidance. Bristles on some electric toothbrushes may be more durable. However, most of them may only last six months before needing to be replaced. On the other hand, these electric toothbrush heads often need to be replaced every three months.

Consult With Your Dentist For Toothbrush Recommendations

When brushing your teeth, use a brush that allows you to reach every region of your mouth, even behind the molars in the rear. Choosing the type of bristles is just as crucial as getting every spot. Whether you use an electric or manual toothbrush, you should use a soft-bristled brush with rounded tips. A soft bristle brush is perfect for removing food and bacteria that can accumulate around the bottom of your teeth while still being gentle on your gums. Challenging and even medium bristles can be too abrasive, causing gum irritation and tooth enamel damage. Also, check for the American Dental Association (ADA) approval on a brush before purchasing it to ensure its effectiveness. If you're unsure, ask your dentist for suggestions.


Your toothbrush is your oral health partner. So, taking care of your toothbrush is as essential as your grooming tools. Make sure to use your toothbrush and store it upright and dry. To maintain good oral and dental hygiene, prepare to replace the toothbrush once every three months. A proper toothbrush helps you to get rid of cavities, toothaches, plaque, and other dental problems. Make sure you visit a dentist every three months. If you want more information on oral hygiene or to schedule an appointment, Kindly Contact Sri Sakthi Dental Clinic, Coimbatore