By Dr. Harveen Singh, DDS | Burbank Dental & Sleep
We've all heard it — someone jokes that their partner snores like a freight train, everyone laughs, and life goes on. But what if that snoring wasn't just an inconvenience? What if it was a sign that your body was starving for oxygen dozens of times each night?
That's the reality for the estimated 1 in 12 Americans living with sleep apnea. And for most of them, it goes undiagnosed for years.
What Actually Happens During Sleep Apnea
Sleep apnea isn't just heavy breathing. It's a condition where the airway repeatedly collapses or becomes blocked during sleep, causing you to stop breathing — sometimes for 10 seconds, sometimes for a minute or more — over and over throughout the night.
Each time this happens, your brain sends an emergency signal to wake you up just enough to restart breathing. You may not remember these micro-arousals in the morning, but they prevent you from ever reaching the deep, restorative stages of sleep your body depends on.
The result? You spend eight hours in bed and still wake up exhausted.
What It Does to Your Heart
This is where it gets serious. Every time breathing stops, oxygen levels in your blood drop. Your heart has to work harder. Blood pressure spikes. Stress hormones flood your system.
Do that hundreds of times a night, every night, for years — and the cardiovascular toll adds up. Research consistently links untreated sleep apnea to:
- High blood pressure (hypertension), which is notoriously difficult to control when sleep apnea is the underlying cause
- Increased risk of heart attack and stroke — studies show people with untreated sleep apnea are two to four times more likely to experience these events
- Irregular heart rhythms (arrhythmias), including atrial fibrillation
- Heart failure over the long term
If you're working with a cardiologist to manage your heart health and nobody has asked you about sleep apnea, it's worth bringing up.
What It Does to Your Brain
Sleep isn't just about rest — it's when your brain consolidates memories, clears metabolic waste, and resets for the next day. Disrupted sleep disrupts all of that.
People with untreated sleep apnea commonly experience brain fog, difficulty concentrating, and memory problems. Over time, chronic oxygen deprivation during sleep has been linked to a higher risk of cognitive decline and dementia.
There's also a significant connection to mood. Sleep apnea is strongly associated with depression and anxiety — not surprising, since poor sleep affects nearly every aspect of how we think and feel. Many patients who finally get treated report feeling like themselves again for the first time in years.
What It Does to the Rest of You
The effects don't stop at the heart and brain. Untreated sleep apnea is also connected to:
- Type 2 diabetes — poor sleep impairs insulin sensitivity
- Weight gain — sleep deprivation disrupts hunger hormones, making it harder to maintain a healthy weight
- Chronic headaches, especially in the morning
- Reduced libido and sexual dysfunction
- Daytime drowsiness that raises the risk of accidents at work and behind the wheel
The Good News: You Have Options Beyond the CPAP
Many people find out they have sleep apnea, get prescribed a CPAP machine, and — understandably — struggle to use it consistently. The mask is uncomfortable. The noise is disruptive. It feels claustrophobic.
If that's you, you're not out of options.
At Burbank Dental & Sleep, we offer oral appliance therapy (OAT) — a custom-fit mouthguard worn during sleep that gently repositions the jaw to keep the airway open. It's small, silent, comfortable, and doesn't require a machine or a power outlet. For patients with mild to moderate sleep apnea, it can be just as effective as CPAP — and far easier to actually use.
We also work closely with sleep specialists, so if you haven't been diagnosed yet but you recognize yourself in this article, we can help you take the next step.
Start With a Conversation
We offer complimentary consultations for sleep apnea. There's no commitment, no pressure — just an honest conversation about your symptoms, your options, and whether we can help.
Because the truth is, most people with sleep apnea don't know they have it. Their partners notice the snoring. They notice the fatigue. But the connection between those symptoms and something treatable often gets missed.
You deserve to sleep well. And more importantly, your heart, brain, and body deserve it too.
Ready to find out if sleep apnea is affecting your health?
Schedule a complimentary consultation or call us at (818) 842-0709.
