Mercy Network

Mercy Family Clinic

Pediatric and Adolescent
Four Months

Development and Behavior

  • Infants of this age are generally content with all caring adults. Colic typically resolves by 3 months of age.
  • Expect increased: laughing, vocalization, reaching and grabbing.
  • Infants often begin sitting by 6 months of age.

Sleep Patterns

  • Up to sixteen hours of sleep per day is normal. Many infants sleep through the night and take 3 naps per day.
  • Establish a bedtime routine.
  • Encourage the baby to learn to console himself by putting him to bed awake.
  • Help the baby to learn self-consoling techniques by providing him with a stuffed animal, blanket, or favorite toy at bedtime or in new situations.

Social and Family Relationships

  • Nurture the baby by holding, cuddling, and rocking her, and by talking and singing to her.
  • Read to the baby. Play music.
  • Talk to him during dressing, bathing, feeding, playing, walking, and driving.
  • Play games such as pat-a-cake, peek-a-boo, so-big.
  • Stimulate your baby with age-appropriate toys.
  • Each parent should spend time individually with each child daily.
  • Encourage your partner and other children in the family to participate in caring for the infant.
  • Take some time for yourself, your partner, family, and friends.
  • Let the doctor know if you have signs of depression such as sad mood, feelings of hopelessness and helplessness. A mental health referral can be made for you.
  • Family planning-it is important to have adequate spacing between pregnancies.

Injury and Illness prevention

  • Use a properly secured infant car seat.
  • Do not leave unattended on a bed or table, in a tub of water, or with pets.
  • Toys should be too big to swallow, unbreakable, and free of small detachable parts or sharp edges. Do not give the infant plastic bags or latex balloons.
  • Keep all poisonous substances, medicines, cleaning agents, health and beauty aids, and paints and paint solvents, locked in a safe place out of the baby’s sight and reach.
  • Use safety locks on cabinets.
  • Keep the baby’s environment smoke free.
  • Do not drink hot liquids or smoke while holding the baby.
  • Use sunscreen if the infant will be exposed to direct sunlight.
  • Infant exercise programs and swim classes are unnecessary.
  • Do not use an infant walker at any age.
  • Recognize early signs of illness: fever, failure to eat, vomiting, diarrhea, unusual irritability, or skin rash.
  • Immunizations are given at 4 months of age.

Nutrition

  • The number of feedings generally has been reduced to 4-5 per day. Bottle-fed babies can take up to 32 oz per day.
  • Continue to breastfeed or to use iron-fortified formula for the first year of the infant’s life.
  • Breastfed infants should continue to receive 400 IU’s of vitamin D daily.
  • Begin introducing solid foods with a spoon when the infant is 4-6 months of age.
  • Use a spoon to give him an iron-fortified, single-grain cereal such as rice. Do not put cereal in a bottle.
  • If there are no adverse reactions, add a new pureed food to the infant’s diet each week, beginning with fruits and vegetables.
  • Stooling patterns may change with the introduction of solid foods. Stooling should be comfortable for the baby.
  • Do not give honey or Karo syrup until 12 months of age to prevent infant botulism.
  • To protect the infant’s teeth, do not put him to bed with a bottle or prop it in his mouth.
  • Always supervise the infant while he is eating. Ensure that your caregiver is feeding the infant appropriately

Return to Health Care Tip

For physician referral or health information call:
  Mercy Family Health Line
  641.422.7777 or
  1.800.468.0050

Other Links: Mercy Health Information

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