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Normal sleep for infants, adults and the elderly

Normal sleep for infants, adults and the elderly

Normal sleep is divided into non–rapid eye movement (NREM) and rapid eye movement (REM) sleep. The stages of sleep are stage I (light sleep), stage II, stages III and IV (deep or delta-wave sleep), and REM sleep; NREM sleep comprises stages I-IV. Sleep is...

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Sleeping tips for a good nights sleep

Sleeping tips for a good nights sleep

Sleep does not come easy to some and some of us have periodic difficulties with that elusive sand man. A few tips on what is best for sleep follow, we hope they assist you in gaining a good nights sleep. Do: • Go to bed at the same time each day. • Get up...

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Sleep Disorders – What are they really?

Sleep Disorders – What are they really?

Sleep is a behavioural state characterised by little physical activity and almost no awareness of the outside world. We all know when we need to sleep, we can feel this need. We also know when sleep has done its work, we feel rested and full of energy....

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Obstructive Sleep Apnea-hypopnea (OSAH)

Obstructive Sleep Apnea-hypopnea (OSAH)

Obstructive sleep apnea-hypopnea (OSAH) is characterized by recurrent episodes of upper airway collapse and obstruction during sleep. These episodes of obstruction are associated with recurrent oxyhemoglobin desaturation and arousals from sleep....

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Insomnia is the most common sleep complaint.

Insomnia is the most common sleep complaint.

Insomnia is the most common sleep complaint. It is a perception that sleep quality is inadequate or non-restorative, despite the adequate opportunity to sleep. That insomnia is a symptom, not a disease, is important to note; it is associated with a variety...

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Restless Leg Syndrome

Restless Leg Syndrome

The term restless legs syndrome (RLS) was used initially in the mid-1940s by Swedish neurologist Karl A. Ekbom to describe a disorder characterised by sensory symptoms and motor disturbances of the limbs, mainly during rest. However, early descriptions...

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Periodic Limb Movements During Sleep

Periodic Limb Movements During Sleep

Periodic limb movement (PLM) disorder is unique in that the movements occur during sleep. Most other movement disorders manifest during wakefulness. The condition is remarkably periodic, and the movements may cause poor sleep and subsequent daytime...

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Narcolepsy is a Chronic Sleep Disorder

Narcolepsy is a Chronic Sleep Disorder

Narcolepsy is characterised by the classic tetrad of excessive daytime sleepiness, cataplexy, hypnagogic hallucinations, and sleep paralysis. Note that this tetrad is seen only rarely in children. The term “narcolepsy” is derived from Greek, “seized by...

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