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Body Size . Most notable time for physical changesin each of the first 12 months they grow an inchbirth weight usually doubles by 4 months and triples by end of first yearhead-sparing
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1. Body Changes Rapid changes
Consequences of neglect severe
2. Body Size Most notable time for physical changes
in each of the first 12 months they grow an inch
birth weight usually doubles by 4 months and triples by end of first year
head-sparingbiological protection of the brain when malnutrition temporarily affects body growth
3. Sleep Newborns sleep about 17 hours per day
needed for rapid growth
REM sleeprapid eye movement sleepdeclines
quiet sleep increases at about 3 months
too immature to sleep through the night
Infants sleep patterns influenced by brain waves and parents caregiving practices
4. Areas of the Cortex