Organization of Human Sleep Mnemonic

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Here is a quick mnemonic “HUMAN SLEEP IMPORTant“ to remember about Organization of Human Sleep

This can be valuable for patients as well as medical doctors, nurses & students doing their clinical rounds. You can also find it very useful for med exams like USMLE, MBBS, NEET PG, FMGE, NExT, MCAT & NCLEX exams

Organization of Human Sleep : How To Remember Easily ?

  • H – Healthy young adults experience 20-25% REM sleep.
  • U – Ultradian sleep cycle averages 90-110 minutes.
  • M – Mostly N3 sleep decreases with age, while NREM sleep becomes more fragmented.
  • A – Age impacts sleep state organization.
  • N – Nocturnal sleep displays consistent organization.
  • S – Sleep deprivation affects cognitive performance.
  • L – Less REM sleep in older adults; more difficulty with recovery sleep.
  • E – Evidence links inadequate sleep to various health problems.
  • E – Elderly individuals experience increased awakenings during sleep.
  • P – Percentage of REM sleep decreases after infancy.
  • I – Inadequate sleep associated with glucose intolerance and other health issues.
  • M – Metabolic syndrome, impaired immune responses, and cognitive impairment linked to insufficient sleep.
  • P – Public health problem declared by the National Academy of Medicine.
  • O – Obesity, atherosclerosis, and cardiac disease risk increases with sleep deficiency.
  • R – REM sleep deprivation can occur due to sleep truncation.
  • T – Total sleep time should be at least 8 hours for accurate diagnosis.
  • A – (blank)
  • N – (blank)
  • T – (blank)

Mnemonic : HUMAN SLEEP IMPORTant

Dr. Arin Nandi

Passionate About Medical Science & Helping Future Doctors Achieve Top Ranks In Medical Exams. He is professionally a dentist as well as a public health expert from JIPMER working in govt.health department
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