Is Sudden Infant Death Syndrome (SIDS) A Sleep Disorder?

SIDS is defined as "a sudden and unexpectedSIDS rates are inexplicably high, a campaign to
death of an infant or young child, in which aeducate mothers has resulted in a dramatic
thorough postmortem examination, anddecrease in incidence almost 50 percent over two
examination of the death scene, fails toyears.
demonstrate an adequate cause for death." It isSIDS may be sleep disorder, through the
the single most frequent cause of infant death,evidence is not conclusive. Most SIDS deaths
accounting for about 150 deaths a year in Canadaoccur either during the night or during nap time,
roughly 1 in 2000 live births and 3ooo deaths asuggesting a relationship with sleep. Parents who
year in the United States.happened to be in the same room with their child
The stories are basically the same. Usually, aat the time of death most often report that no
perfectly healthy, happy baby is settled down forcrying was heard, raising the suspicion that the
a little nap or bedtime without any hint ofdeath may have occurred during sleep. We know
anything amiss. When the mother goes in tothat the ability to react to low oxygen levels in
wake up infant, she finds her child dead, blue andthe blood is reduced during REM sleep, and the
very still. Resuscitation is attempted, thepercentage of REM sleep is much higher in young
ambulance called, and the baby arrives in aninfants that it is in older children and adults. We
Emergency Department, where doctors try toalso know that sleep disturbances, including apnea,
resurrect the infant. The tiny hope of life thatare commoner in premature infants who again
was the baby has been extinguished, and no onehave a greater amount of REM sleep. All these
knows why.observations suggest that SIDS may be related
Three quarters of the deaths occur in infantsto sleep.
between the ages of two and four months, and itWhen SIDS infants are examined carefully at
is rare after ten months of age. SIDS isautopsy, the only consistent finding is that of
commoner in male than in female babies, insmall groupings of fresh bruises on microscopic
smaller babies and premature ones, in sibling ofareas of blessing on the lungs and the lining of the
previous victims of SIDS, in infants born toheart. Exactly the same pattern is seen n infants
mothers who smoked during their pregnancy, inwho die in choking spells or from obstruction of
families where cigarette smoke is found regularlytheir upper airway, suggesting that the final
in the home, in the offspring of mothers who aremechanism for SIDS may be the same.
very young, and in Native Americans. The deathsHowever, conclusive evidence linking SIDS to a
most often occur during the cold season insleep disorder is lacking. Much of the clinically
temperature climates. One half of the infantsobserved information doesn't fit this hypothesis,
have some sort of mild upper respiratoryand the suspicious is that the phenomenon is
infection prior to death.much more complicated that a simple sleep
Significantly, SIDS occurs more frequently whendisorder, though it may occur during sleep.
infants are allowed to sleep in a prone or faceInsomnia can be affected by many of factors like
down position and when infants are more heavilystress, depression, sickness, drug, and some bad
wrapped. The combination of viral illness, heavylifestyle. One of the root cause is the partner who
wrapping, and the prone position increases the risksleep beside you was the reason that make you
for SIDS tremendously. In New Zealand, whereinsomnia.