Excessive Daytime Sleepiness

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Understanding, Diagnosing, and Managing These Conditions

Excessive Daytime Sleepiness (EDS) is a persistent state of drowsiness or an overwhelming urge to sleep during typical waking hours. For adults in Australia, EDS is not only a potential sign of disrupted sleep patterns but also an indicator of underlying health issues. Approximately 15% of Australians experience frequent daytime fatigue, a symptom closely tied to conditions like sleep apnea, insomnia, and restless leg syndrome.

EDS significantly impacts personal and professional life, increasing the risk of workplace accidents and reducing overall quality of life. Recognizing and addressing EDS is essential for restoring vitality and promoting long-term health.

Symptoms of Excessive Daytime Sleepiness

  • Persistent fatigue despite adequate sleep.
  • Difficulty concentrating or memory problems.
  • Tendency to doze off during activities such as reading, watching TV, or in conversations.
  • Irritability or mood changes.
  • Microsleeps or unintentional lapses into sleep.

Causes of Excessive Daytime Sleepiness

EDS can stem from several causes, including:

  • Sleep disorders: Conditions such as obstructive sleep apnea (OSA), narcolepsy, and insomnia are primary culprits.
  • Poor sleep hygiene: Irregular sleep schedules, excessive screen time before bed, or environmental disruptions can impair sleep quality.
  • Medical conditions: Depression, anxiety, and chronic pain are associated with EDS. Thyroid disorders, anaemia and iron deficiency as well as chronic liver and kidney disease can also cause EDS. 
  • Medication side effects: Certain medications, such as antihistamines or sedatives, may contribute.
  • Shift work: Irregular hours often lead to circadian rhythm disruptions.

Diagnostic Tests at Manse Medical

At Manse Medical, our team conducts comprehensive evaluations to identify the root cause of EDS, utilizing the following diagnostic methods:

  1. Sleep study (Polysomnography): Monitors brain waves, oxygen levels, heart rate, and breathing during sleep to detect sleep disorders.
  2. Multiple Sleep Latency Test (MSLT): Measures how quickly an individual falls asleep in a quiet environment during the day, often used to diagnose narcolepsy.
  3. Epworth Sleepiness Scale: A simple questionnaire assessing the likelihood of falling asleep in different situations.
  4. Actigraphy: A wearable device that tracks movement and provides insights into sleep-wake cycles.

Complications of Untreated EDS

If left unaddressed, EDS can lead to:

  • Reduced work productivity and career progression issues.
  • Increased risk of motor vehicle or workplace accidents.
  • Decline in physical health due to unaddressed underlying conditions.
  • Strain on personal relationships caused by irritability or lack of engagement.

Treatment Options

Effective management of EDS involves addressing the underlying cause. At Manse Medical, we provide:

  • Lifestyle adjustments: Guidance on establishing consistent sleep schedules and improving sleep hygiene.
  • Continuous Positive Airway Pressure (CPAP) therapy: For patients diagnosed with obstructive sleep apnea.
  • Medications: As appropriate, to manage specific sleep disorders like narcolepsy or insomnia.
  • Cognitive-behavioural therapy for insomnia (CBT-I): To reframe unhelpful thoughts and behaviours related to sleep.
  • Light therapy: Particularly useful for circadian rhythm disorders.

Frequently Asked Questions

What is the most common cause of EDS in adults?

Obstructive sleep apnea is one of the most prevalent causes of EDS among Australian adults.

How can I tell if my sleepiness is a problem?

If your drowsiness interferes with daily activities, work performance, or quality of life, it’s worth consulting a specialist.

Do I need a referral to book an appointment?

Yes, a referral from your GP is required to access Medicare rebates for services at Manse Medical.

Are there lifestyle changes I can try before seeking treatment?

Ensuring a regular sleep schedule, reducing caffeine and alcohol intake, and creating a quiet, comfortable sleep environment can help. However, persistent EDS should be assessed professionally.

How long does it take to see results after starting treatment?

Improvement timelines vary depending on the cause and type of treatment, but many patients notice significant benefits within weeks.

At Manse Medical, we are committed to helping you regain the energy and focus needed to live your best life. Contact us to schedule your consultation and take the first step toward addressing Excessive Daytime Sleepiness.

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