Sleep Apnea, Snoring, and Sleep Disruption: How Disordered Sleep Impacts Brain Treatment Success

Quality sleep serves several important functions for the body, including cellular growth and repair, memory consolidation, immune function, and hormone regulation. However, sleep is an often overlooked component of a person’s well-being. Sleep disorders like sleep apnea can not only leave you tired, but can hamper decision-making, memory, long-term brain health, and your emotional stability.

Why is sleep important?

Sleep is not passive but an active process in which your brain carries out essential functions to keep the body in optimal condition. While you are sleeping (especially in deep sleep), your brain processes feelings, consolidates memories, and removes unnecessary information. These functions are essential for focus, mental sharpness, and regulating emotions.

Disrupted sleep can accelerate cognitive decline, as your attention span decreases, learning new skills takes longer, and problem-solving becomes more challenging. Your hippocampus (responsible for storing memory) depends on you having a restful night’s sleep for proper functioning. Without quality sleep, people become increasingly forgetful and have memory lapses.

Additionally, the brain’s control centre (the prefrontal cortex) relies on sufficient sleep to manage functions such as planning, judgment, and impulse control. Inadequate sleep weakens its activity, making it more difficult to remain disciplined with lifestyle goals and health.

Addressing sleep disorders is paramount to remaining cognitively healthy and maintaining long-term brain functioning.

Chronic Sleep Deprivation and Brain Structure

When you are constantly deprived of quality sleep, not only are you tired, but the physical structure of your brain becomes altered. Prolonged sleep deprivation can cause grey matter shrinkage in key brain regions (the hippocampus and prefrontal cortex). This result is concerning, since grey matter contains your brain’s neuronal cell bodies and is responsible for decision-making, self-control, and sensory perception.

When sleep disruptions exist, a loss of grey matter can increase and can make you vulnerable to cognitive impairment and mental health disorders.

Long-term sleep deprivation can also impair the brain’s connectivity. Communication between different regions in the brain can become less efficient and slower, resulting in impulsivity, poor judgment, and decreased learning capacity. For individuals who want to remain emotionally balanced and mentally sharp, sleep disruptions can have a severe impact.

Sleep Deprivation Symptoms

When you don’t get enough sleep, your brain emits distress signals. Those with untreated sleep issues can experience:

• Dizziness/imbalance: Poor sleep can lead to lightheadedness and balance problems.
• Migraines/headaches: Tension-type migraines and migraines.
• Visual processing problems or blurred vision: Slow eye response time and impaired vision.
• Tingling and numbness: Sleep apnea can cause peripheral nerve dysfunction or altered physical sensations.
• Mental health disorders: Since sleep quality affects emotions, it can increase the risks for anxiety, depression, and other disorders.
• Slowed speech and word-finding issues: Language processing and executive function decrease with sleep deprivation.

Other symptoms include:

• Irritability
• Low sex drive
• Fatigue
• Challenges concentrating
• Decreased motivation

The Effects of Sleep Apnea on the Brain

Obstructive sleep apnea (OSA) occurs when a person snores loudly and breathing becomes disrupted during sleep. The individual wakes up tired during the day and often does not know why. The result is ongoing micro-awakenings that prevent a person from entering deep sleep.

Sleep apnea deprives your brain of oxygen and rest, resulting in memory impairment and increased neurodegenerative conditions like Alzheimer’s. Furthermore, sleep apnea has a strong correlation with depression. About 35% of those with OSA experience depression.

Snoring and the Brain

Snoring (especially if linked to OSA) interrupts sleep and deprives the brain of oxygen. Chronic oxygen starvation and disrupted sleep can cause brain inflammation, memory loss, and structural changes.

Snoring impacts the brain by:

• Creating learning and memory impairment: Deep/REM sleep works to consolidate memories. Ongoing snoring disrupts deep sleep, causing challenges with information retention and concentration.
• Brain stress and inflammation: Repeated awakenings during sleep and gasping for air can elevate stress hormones (such as adrenaline), triggering brain inflammation.
• Oxygen starvation: Breathing pauses decrease blood oxygen levels. Prolonged intermittent deprivation can accelerate aging and damage brain tissue.

How is brain treatment success impacted?

Disrupted sleep can undermine treatment by affecting the brain’s ability to consolidate learning, clear toxins, and support neuroplasticity (the physical remodelling of your brain in recovery from psychiatric or neurological issues). A chronic sleep deficit can cause metabolic stress and inflammation, which can reduce recovery time and impair cognitive function, rendering treatment ineffective.

Your treatment success can be significantly altered by poor sleep in the following ways:

1. Poor glymphatic clearance

The glymphatic system (a pathway that removes waste) typically clears waste while you sleep. It removes metabolic toxins and byproducts. During disrupted sleep cycles, this system fails, causing a toxic buildup. It can cause structural shrinkage, inflammation, and accelerate neurodegenerative conditions (dementia, Alzheimer’s, etc.).

2. Blocked memory consolidation and neuroplasty

Cognitive behavioural therapy, post-stroke treatments, and exposure therapy (trauma) are dependent on your brain’s ability to form neural connections and learn. Without adequate sleep, patients find it difficult to use the positive tools learned in therapy.

3. Increased emotional reactions

Treatments for PTSD (post-traumatic stress disorder), anxiety, and depression need emotional regulation. Poor-quality sleep weakens your prefrontal cortex (the regulating, logical area of the brain) and overactivates the amygdala (the emotional and fear centre). Patients become vulnerable to stress, making their therapy’s calming effects ineffectual.

4. Treatment complications

Sleep deprivation negatively impacts healing from traumatic brain injury and related neuropsychiatric symptoms. It also affects neurotransmitter systems (acetylcholine and GABA [gamma-aminobutyric acid]), changing the brain’s response to medication and therapy.

How do I improve my sleep quality?

• Eliminate screen time before bed, as blue light affects melatonin production.
• Have a constant sleep schedule.
• Generate a peaceful, restful environment.
• Reduce or eliminate alcohol and caffeine.
• Do regular exercise.
• Consult a professional regarding potential sleep disorders.

How Neurosync Brain Treatment Centre Can Help

We offer several forms of therapy to help manage neurological disorders. Whether they were caused by poor sleep, sleep apnea, snoring, or other forms of trauma, our MeRT (Magnetic e-Resonance Treatments) can help your brain increase its neuroplasticity. MeRT has shown exceptional success in treating a wide range of issues, including sleep disorders.

To see how we can help you obtain a restful night’s sleep, call us at 365-799-8438 for further information or email us at neurosyncbtc@outlook.com. You can also contact us here.