Why Do My Gums Feel Sore After I Floss?
You know you should be flossing every day. But when you do, your gums feel sore and even bleed a little. It’s frustrating and makes you want to stop. You might worry that you’re doing more harm than good. It’s a common problem, and it can be discouraging when you’re trying to take good care of your teeth.
Feeling this way is completely understandable. Many people experience gum pain when they floss, especially when they first start the habit. The good news is that it’s usually a sign that your gums need a little more attention, and it’s a problem you can solve.
Common Causes for Gums Hurting When Flossing
Understanding why your gums hurt is the first step to fixing it. Here are the most common reasons:
Plaque Buildup (Gingivitis): The most frequent cause is a buildup of sticky bacteria called plaque. If plaque isn't removed, it irritates your gums, making them swollen and inflamed. This early stage of gum disease is called gingivitis. When you floss, these sensitive gums are more likely to bleed and feel tender.
Improper Flossing Technique: Being too aggressive is another cause. If you snap the floss down hard onto your gums, you can bruise or cut the delicate tissue. Flossing should be a gentle, careful process, not a race to the finish line.
Starting a New Habit: If you haven't flossed in a while, your gums might be a bit sensitive at first. It can take a week or so for them to get used to the new attention. A little discomfort or bleeding in the first few days is common, but it should go away as your gums get healthier.
What to Do Now: A 3-Step Plan for Healthy Gums
You can get control of this problem and enjoy the benefits of healthy gums. Follow these three simple steps to get relief and build a confident smile.
- Perfect Your Technique. Use about 18 inches of floss. Wrap most of it around one middle finger and a small amount around the other. Gently guide the floss between your teeth using a rubbing motion. When it reaches the gumline, curve it into a C-shape against one tooth. Slide it gently into the space between the gum and the tooth. Repeat on the other side of the gap and for all your teeth.
- Be Consistent and Gentle. The key to stopping the pain is to floss every single day, but to do it gently. Consistency removes the plaque that causes inflammation, and being gentle prevents you from causing more irritation. Your gums will thank you by getting stronger and healthier.
- Know When to Get Help. If the pain and bleeding don’t stop after a week or two of consistent, gentle flossing, it’s time to see a professional. A dentist can check for other issues and give your teeth a professional cleaning. For guidance you can trust, you can also use the DentaSmart app to find resources and connect with dental experts.
Your dentist is your partner in oral health. DentaSmart is a resource for information and is not a replacement for professional dental care.
