Developmental Milestones 1 month old
Developmental Milestones by the End of the First Month

Movement
  • Makes jerky, quivering arm thrusts
  • Brings hands within range of eyes and mouth
  • Moves head from side to side while lying on stomach
  • Head flops backward if unsupported
  • Keeps hands in tight fists
  • Strong reflex movements

Visual
  • Focuses 8 to 12 inches away
  • Eyes wander and occasionally cross
  • Prefers black-and-white or high-contrast patterns
  • Prefers the human face to all other patterns

Hearing
  • Hearing is fully mature
  • Recognizes some sounds
  • May turn toward familiar sounds and voices

Smell and Touch
  • Prefers sweet smells
  • Avoids bitter or acidic smells
  • Recognizes the scent of his/her own mother's breastmilk
  • Prefers soft to coarse sensations
  • Dislikes rough or abrupt handling

Developmental Health Watch
If, during the second, third or fourth weeks of your baby's life, he/she shows any of the following signs of developmental delay, notify your pediatrician.
  • Sucks poorly and feeds slowly
  • Doesn't blink when shown a bright light
  • Doesn't focus and follow a nearby object moving side to side
  • Rarely moves arms and legs; seems stiff
  • Seems excessively loose in the limbs, or floppy
  • Lower jaw trembles constantly, even when not crying or excited
  • Doesn't respond to loud sounds


Excerpted from Caring for Baby and Young Child: Birth to Age 5, Bantam 1999

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