Skip to main content

The Connection Between Sleep Apnea and Grinding Teeth During Sleep

By June 19, 2025July 1st, 2025Sleep Medicine
Asian woman sleeping and grinding teeth in bedroom,Female tiredness and stress

Do you wake up with a sore jaw, tired muscles, or a headache? If so, you might be grinding teeth during sleep, and there’s a strong chance sleep apnea could be to blame. Many people are unaware that the two are often linked. In fact, grinding teeth during sleep is one of the warning signs our Sacramento sleep medicine dentist watches for when evaluating patients.

If this all sounds familiar to you, then it’s time to contact Timothy E. Mickiewicz, D.D.S., in Sacramento, CA. Our sleep dentist can help you address sleep apnea and teeth grinding (bruxism) with simple yet effective treatments. Call (916) 469-9178 to book a sleep dentistry visit now!

Today, Dr. Mickiewicz breaks down the connection between sleep apnea and teeth grinding and what it means for your health.

What Is Sleep Apnea?

Sleep apnea is a common sleep problem where breathing repeatedly stops and starts throughout the night. The most common type is obstructive sleep apnea (OSA), where the airway becomes blocked by oral structures during sleep. This blockage can lower oxygen levels and wake you up multiple times without you even knowing it.

People with sleep apnea often snore loudly and feel tired even after a full night of sleep. But did you know that grinding teeth during sleep is also a potential symptom? The body may clench and grind the jaw in response to stress caused by airway blockage.

What Does Grinding Teeth During Sleep Look Like?

Grinding teeth during sleep happens when you clench your jaw or rub your teeth together while asleep. Most people aren’t aware they’re doing it unless a dentist notices signs of wear or a sleeping partner hears it.

The main signs include:

  • Worn-down or flattened teeth
  • Jaw pain or soreness
  • Headaches in the morning
  • Tooth sensitivity
  • Popping or clicking in the jaw

If you’re grinding teeth during sleep, it can slowly damage your smile and lead to serious dental problems if left untreated.

How Sleep Apnea Triggers Teeth Grinding

So, how are the two connected? Well, when your airway collapses during sleep apnea, your body goes into “fight or flight” mode. This causes stress on the nervous system. One of the body’s responses to this stress is grinding teeth during sleep.

Think of it like this: your brain senses danger due to a lack of oxygen. So, it triggers the jaw to move and tighten as a reflex to reopen the airway. This clenching can help reposition the lower jaw and tongue, making breathing easier for a moment, but it also causes wear and tear on your teeth.

This connection explains why almost 50% of patients diagnosed with sleep apnea also show signs of grinding teeth during sleep.

Why Dentists Often Spot the Problem First

Believe it or not, Dr. Mickiewicz might be the first to notice signs of sleep apnea. That’s because he routinely checks for signs of grinding teeth during sleep during exams. Worn teeth, broken crowns, and enamel loss often point to nighttime grinding.

Since Dr. Mickiewicz understands the oral signs of sleep apnea, routine dental visits are even more important – not just for your teeth but for your overall health.

The Role of Sleep Medicine in Diagnosis and Treatment

If you’re grinding teeth during sleep due to undiagnosed sleep apnea, a sleep study can confirm the diagnosis. From there, treatment options may include:

  • CPAP therapy (Continuous Positive Airway Pressure)
  • Oral appliances to reposition the jaw
  • Lifestyle changes like weight loss or avoiding alcohol before bed

These treatments can reduce or stop both the breathing interruptions and bruxism.

Nightguards: Extremely Helpful, But Not a Cure

If you grind your teeth, our Sacramento dentist may recommend a custom nightguard. This device hugs your teeth and protects them from damage. It cushions the bite and reduces the pressure of grinding.

While a nightguard can help prevent further tooth wear, it doesn’t treat the root cause if sleep apnea is behind the problem. That’s why it’s important to consider both dental and medical evaluations if you suspect you’re grinding teeth during sleep.

Risks of Ignoring the Problem

Ignoring grinding teeth during sleep can lead to serious issues. You could develop:

  • Cracked or broken teeth
  • Chronic jaw pain or TMJ disorder
  • Increased tooth sensitivity
  • Gum recession
  • Disturbed sleep and daytime fatigue

Sleep apnea also brings major health risks like high blood pressure, heart disease, and stroke. Addressing both problems early protects not only your smile but also your heart and brain. That’s why it’s so important to act quickly if you notice signs of either condition.

Simple Ways to Help Yourself at Home

If you think you might be grinding teeth during sleep, here are a few things you can do right away:

  • Practice good sleep hygiene: Go to bed and wake up at the same time each day.
  • Avoid caffeine or alcohol at night: Both can make grinding worse.
  • Use relaxation techniques: Stress increases the chances of clenching and grinding.
  • Talk to your Sacramento dentist: Get a professional opinion from Dr. Mickiewicz on what’s happening.

Getting the Right Help from Your Dental Team

Seeing your dentist in Sacramento, CA, is a great starting point if you’re concerned about grinding teeth during sleep. Dr. Mickiewicz can evaluate your bite, tooth wear, and jaw movement to determine how serious the grinding is and make treatment recommendations that suit your unique needs.

Take Grinding Seriously – Contact Timothy E. Mickiewicz, D.D.S., Now

Grinding teeth during sleep may seem like a small problem, but it’s often a big clue that something else is going on, like sleep apnea. Remember: Both conditions can hurt your smile, your sleep, and your health if left untreated.

Thankfully, help is out there. With support from Timothy E. Mickiewicz, D.D.S., you can get answers, find relief, and sleep better at night. So, don’t ignore the signs – request a visit with our sleep dentist in Sacramento, CA, here, or call our front desk team at (916) 469-9178 for more information and booking.