Ask the Dentist: What Causes Receding Gums?

By Joseph Brier, DMD, FAGD, Dental Care of Lucas

Gum recession is a common dental concern, especially for adults, and many patients don’t notice it happening until they begin experiencing tooth sensitivity or notice their teeth appearing longer than before. Understanding what causes receding gums can help you protect your smile and prevent the condition from worsening.

Simply put, gum recession occurs when the gum tissue surrounding a tooth pulls back or wears away, exposing more of the tooth – and sometimes even the root surface. Because roots are not protected by enamel, they can be more sensitive to temperature changes and more vulnerable to decay.

There isn’t just one cause of gum recession. Instead, it usually develops from a combination of factors over time.

One of the most common contributors is gum disease (periodontal disease). When plaque and tartar accumulate along the gumline, bacteria can inflame and damage the tissues and bone that support the teeth. As this support weakens, the gums can gradually recede.

Another cause is brushing too aggressively. Many people believe brushing harder cleans better, but using excessive pressure or a hard-bristled toothbrush can slowly wear away gum tissue. A soft-bristled toothbrush and gentle technique are much safer and more effective.

Teeth grinding or clenching (bruxism) can also play a role. Excessive pressure on teeth can stress the supporting structures and contribute to gum recession over time. Similarly, crooked or misaligned teeth may place uneven forces on the gums and bone.

Some people are simply more prone to gum recession due to genetics. Even with good oral hygiene, thinner or more delicate gum tissue may recede more easily. Tobacco use is another significant risk factor because it interferes with healthy blood flow to gum tissue and slows healing.

The good news is that early detection makes a big difference. During routine dental visits, your dentist measures gum levels and monitors for changes over time. If recession is caught early, steps like improving brushing technique, managing gum disease, or using a night guard can help prevent further progression.

In more advanced cases, treatments such as desensitizing products, protective restorations, or gum grafting procedures may be recommended to protect exposed root surfaces.

If you’ve noticed sensitivity near the gumline or changes in the appearance of your gums, it’s worth having it evaluated. Gum recession is common but with the right care and guidance, it can often be managed effectively.

For more information or if you have questions you can find us at dentalcareoflucas.com.




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