ANSWERS: 4
  • Never
    • bostjan64
      Eww
  • The ADA recommends every three months. I think you can go six if you keep it clean.
  • Every three months, or bristles become too soft.
  • Many dental professionals recommend changing your toothbrush about every three months, and the American Dental Association (ADA) recommends that you replace your toothbrush approximately every three to four months, or sooner if the bristles are frayed. When to Change Your Toothbrush or Brush Head | Oral-B https://oralb.com › en-us › oral-health › when-to-change-toothbrush-or-head

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