Night Guards Explained: How They Protect Your Teeth from Grinding Damage
- shubamsharma
- May 6
- 3 min read

Teeth grinding is a common condition affecting millions worldwide, often occurring unconsciously during sleep. If left untreated, bruxism can result in a host of serious dental issues, including worn enamel, cracked or fractured teeth, persistent jaw pain, headaches, and even the need for expensive restorative dental procedures.
Night guards are a proven, non-invasive solution designed to shield your teeth from the harmful effects of grinding. In this article, we’ll break down how night guards work, the benefits they offer, and what to consider when choosing the right one for your needs, helping you protect your smile and long-term oral health.
The Impact of Bruxism: Why Teeth Grinding Is a Problem
Bruxism refers to the habitual grinding or clenching of teeth, most often happening at night when you’re unaware it’s occurring. The pressure exerted during these episodes can be several times greater than that of normal chewing, placing significant strain on your teeth and jaw muscles. Over time, this can result in a range of symptoms and complications:
Worn or flattened tooth surfaces
Chipped or fractured teeth
Increased tooth sensitivity
Jaw pain and stiffness
Headaches, especially upon waking
Disrupted sleep for both the individual and their partner
Gum recession or even loosening of teeth in severe cases
Without timely intervention, bruxism can compromise both the function and appearance of your teeth, sometimes leading to extensive and costly dental repairs.
How Night Guards Protect Your Smile
Cushioning and Shock Absorption: The material of the night guard absorbs the intense forces generated by grinding, reducing the risk of enamel erosion, cracks, and chips.
Separation of Teeth: By physically keeping the upper and lower teeth apart, night guards prevent the friction that causes tooth damage and the noise often associated with grinding.
Jaw Muscle Relaxation: Wearing a night guard can help relax the jaw muscles, reducing tension and soreness, as well as the risk of developing temporomandibular joint (TMJ) disorders.
The Benefits of Wearing a Night Guard
Wearing a night guard can provide a wide range of benefits for both your oral health and overall well-being:
Prevents Tooth Damage: Night guards act as a durable shield, protecting your teeth from the excessive forces of grinding. This helps preserve your enamel and significantly lowers your risk of chips, cracks, and premature tooth wear, ultimately saving you from painful dental emergencies and costly repairs.
Reduces Jaw Pain: By minimizing the pressure and strain placed on your jaw, night guards can help alleviate muscle tension and soreness. This can make a noticeable difference in your day-to-day comfort, especially if you regularly wake up with a sore jaw or experience discomfort while chewing.
Prevents Headaches: Many people with bruxism suffer from tension headaches or migraines due to overnight muscle strain. Night guards help reduce this risk by decreasing the intensity of jaw clenching and grinding so you can wake up feeling refreshed and pain-free.
How to Get a Night Guard
If you suspect you grind your teeth at night, it’s important to consult a dental professional. At Dentistry at Sullivan, our experienced team can diagnose bruxism by examining your teeth for signs of wear and discussing your symptoms. For a custom night guard, we’ll take precise impressions of your teeth and have the appliance expertly crafted in a dental lab, ensuring a perfect fit and optimal protection.
We recommend booking an appointment at Dentistry at Sullivan to explore your custom night guard options. So, be sure to book now to protect your smile!
Caring for Your Night Guard
Proper care is essential for extending the lifespan of your night guard and maintaining your oral hygiene. If you ever experience a dental emergency related to bruxism, such as a cracked tooth or severe pain, don’t hesitate to contact an emergency dentist in Scarborough for prompt assistance. To keep your night guard in top condition:
Rinse the guard with cool water after each use.
Clean it gently with a soft toothbrush and mild soap (avoid toothpaste, as it can be abrasive).
Store it in a ventilated case when not in use.
Avoid exposing it to heat, which can deform the material.
Bring it to your dental appointments for regular checks and professional cleaning advice.
Protect Your Smile with Dentistry at Sullivan
Night guards are a reliable, non-invasive solution for protecting your teeth from the damaging effects of nighttime grinding. By acting as a physical barrier, absorbing grinding forces, and encouraging muscle relaxation, night guards help prevent tooth damage, jaw pain, headaches, and costly dental repairs.
Whether you choose a custom-fitted guard from Dentistry at Sullivan or an over-the-counter option, consistent use can make a significant difference in your oral health and quality of life. If you’re experiencing symptoms of bruxism, don’t wait—contact Dentistry at Sullivan to discuss the best night guard option for you and book your appointment today!
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