snoring and heart health connection

The Connection Between Snoring and Heart Health

Posted by Dr Jack Gerschman on

We often laugh about snoring, seeing it as just a minor annoyance that keeps our partners up at night. But the truth is, snoring might be a sign of something more serious – a potential link to heart problems. As we increasingly recognise the vital role of sleep in our overall health, understanding how nighttime habits can affect our heart is crucial. 

Let's read into the connection between snoring and heart issues, explore what causes this link, and discover ways to safeguard your heart while enjoying a restful night's sleep.

We all think we know, but what is snoring? 

Before exploring the link to heart health, let’s first define snoring and what causes it. Snoring occurs when airflow through the mouth and nose is partially obstructed during sleep. This obstruction may involve the tongue, throat tissue, or nasal passages, leading to vibrating sound waves. Read more here

What Is Sleep Apnea?

Now, let's talk about a more serious issue: sleep apnea. Imagine your breathing repeatedly stopping and starting throughout the night. That's the essence of sleep apnea. The most common type, called obstructive sleep apnea (OSA), happens when your throat muscles relax and block your airway, like a curtain falling over a stage.

You might notice these signs:

  • The snoring: Loud, consistent snoring is a common clue.

Witnessing the pauses: Your partner might notice you stop breathing for a few seconds or even longer.

  • Gasping for air: You might wake up gasping or choking.

  • Daytime drowsiness: Feeling exhausted even after a full night's sleep? Sleep apnea could be the reason.

  • Morning headaches: Waking up with a headache can be a sign that something's wrong with your sleep.

Snoring and Heart Health: The Link

1. Snoring and Heart Disease

Research indicates a significant correlation between snoring and heart disease. A study published by the National Institute of Health found that individuals who snore heavily are at a higher risk of developing heart disease. The study noted that snorers have greater systemic inflammation, which is a crucial factor in the development of cardiovascular problems. 

2. Snoring as an Indicator of Sleep Apnea

One of the most significant connections between snoring and heart issues is obstructive sleep apnea (OSA). OSA causes repeated interruptions in breathing during sleep, leading to reduced oxygen levels in the blood. According to the Sleep Health Foundation, roughly 25% of snorers may have sleep apnea. 

Stats and Facts about Snoring and Heart Health

Snoring Prevalence: Approximately 50% of Australian adults snore, and about 25% of these individuals may have obstructive sleep apnea. Source.

Increased Risk: A 2018 study published in The Journal of the American College of Cardiology found that snorers were 2.5 times more likely to suffer from cardiovascular conditions than non-snorers. Source.

Obstructive Sleep Apnea: As much as 2 and 4% in middle-aged women and men, respectively (National Heart, Lung, and Blood Institute). 

Health Costs: Heart disease results in approximately $21 billion in health care costs annually in Australia, and addressing sleep disorders like sleep apnea can significantly reduce these costs by preventing further cardiovascular complications. 

What Can You Do?

Know the Problem

If you or a loved one snores regularly, it's crucial to recognise that it could be a symptom of underlying health issues. While occasional snoring might not be cause for concern, persistent or loud snoring can be a sign of sleep apnea, where breathing repeatedly stops and starts during sleep. Sleep apnea can have serious consequences, including increased risk of high blood pressure, heart attack, and stroke.

Consider keeping a sleep diary to understand the severity and frequency of snoring better. This simple tool involves recording.

What to Include in Your Sleep Diary?

  1. Bedtime and Wake-Up Time

Write down when you go to bed and when you wake up. This helps establish your total sleep duration and whether poor sleep quality might be related to snoring.

  1. Snoring Observations

If you have a bed partner, ask them to note the frequency and volume of your snoring. Are there pauses in breathing? Does it occur at specific times or in certain sleeping positions?

  1. Sleeping Environment

Note the conditions in your bedroom—temperature, noise level, or the presence of allergens. These factors can contribute to nasal congestion and worsen snoring.

How does a Sleep Diary help?

By tracking these details over a few weeks, you can identify patterns and triggers related to your snoring. This information is invaluable if you consult a healthcare professional, as it provides a detailed overview of your sleep behaviours and symptoms. It can also help you test simple interventions—like changing your sleeping position or avoiding alcohol before bed—and measure their effectiveness. A sleep diary is a low-effort yet impactful step toward better understanding and managing snoring, paving the way for improved sleep and overall well-being.

Get Medical Advice

If your snoring is accompanied by other worrisome symptoms, it's time to see a doctor or a sleep specialist. These red flags include gasping or pauses in your breathing while you sleep, frequently waking up during the night, feeling exhausted even after a full night's rest, and waking up with headaches. These could be signs of a more serious sleep disorder like sleep apnea, so it's best to get it checked out.

Lifestyle Changes

Improving lifestyle choices can significantly impact both snoring and heart health. Consider the following changes:

  1. Maintain a Healthy Weight: Losing excess weight can reduce fatty tissue around the neck, potentially alleviating snoring and lowering heart disease risk.

  2. Exercise Regularly: Engaging in regular physical activity not only helps with weight management but also supports heart and lung function.

  3. Limit Alcohol and Tobacco: Reducing alcohol intake, especially before bed, and quitting smoking can decrease snoring and improve overall health. 

Use Mouthpiece for Snoring

Happy Sleep offers a unique mouthpiece designed to combat these issues without the discomfort and potential side effects of traditional splints. Unlike bulky devices that significantly advance the jaw, Happy Sleep utilises minimal jaw movement, preventing discomfort and bite changes. 

This gentle approach, combined with a flexible jaw support flap that maintains proper alignment, ensures a comfortable and effective solution. The mouthpiece is crafted from soft, flexible medical-grade material, providing comfort for your teeth and gums while promoting a more restful night's sleep.


Happy Sleep promotes nasal breathing, which has been shown to reduce snoring and improve overall sleep quality. By enhancing airflow through the nasal passages, the mouthpiece minimises airway obstruction and ensures a steady supply of oxygen throughout the night. This focus on natural breathing aligns perfectly with the broader concern of heart health, as uninterrupted sleep and proper oxygenation are crucial for maintaining cardiovascular well-being.

Treatment Options

For those diagnosed with sleep apnea or severe snoring, there are treatment options available:

  • Continuous Positive Airway Pressure (CPAP): This device helps keep the airway open during sleep by providing a steady stream of air.

  • Oral Appliances: Dentists can fit these devices to reposition the jaw and tongue, improving airflow.

  • Surgery: In some cases, surgical intervention may be necessary to remove excess tissue in the throat or modify the structure of the airway.

Your Takeaway - Don’t Overlook Snoring

While snoring is often brushed aside as an innocuous issue relegated to sleep-deprived partners, it can serve as a serious indicator of heart health. The connections between snoring and heart disease are profound, spanning from sleep apnea to chronic inflammation and stress.

As science unravels the complexities of sleep disorders, prioritising heart health and sleep quality becomes imperative. If you or someone you know is struggling with snoring or related symptoms, take action—addressing these issues not only enhances the quality of life but can also protect one’s heart and overall well-being. Remember, a good night’s sleep is not just about comfort; it’s also about taking care of your heart. Visit Happy Sleep for more information

FAQs

  • "I only snore occasionally. Should I be concerned about my heart health?"

Even occasional snoring, especially if loud, might signal underlying issues. Consult a doctor to rule out any concerns.

  •  "Can losing weight improve my snoring and potentially reduce my heart risk?"

Yes, weight loss can significantly improve breathing, reduce sleep apnea risk, and overall heart health.

  • "I use a CPAP machine. Does this eliminate the risk of heart problems related to snoring?"

CPAP helps but doesn't guarantee no heart risks. Address other health factors and ensure consistent CPAP use.

  • "Are there any natural remedies that can help reduce snoring and potentially improve heart health?"

Lifestyle changes like weight loss, exercise, and avoiding late meals can help. Consult your doctor before trying any herbal remedies.

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