New Baby, New Behavior?
- familyjoylifecoach
- 5 minutes ago
- 5 min read

Bringing home a new baby can be challenging for your other child, especially if this is the first time you have added a new family member. Children who have been the center of your world, all of the sudden have to share your time with the new sibling, and this can be a challenge for them and for you. Understanding these challenges can help parents better navigate the transition and support their children through this significant family milestone.
1. Jealousy and Rivalry
One of the most common emotional challenges children face when a new baby arrives is jealousy. Before the baby, children may have had their parents’ full attention, and the shift in focus can lead to feelings of rivalry. A toddler, for example, may not understand why mommy or daddy can no longer drop everything to respond to their needs when they want it. This can manifest in behaviors such as tantrums, regression (like wetting the bed or wanting to be carried), or acting out to get attention.
How Parents Can Help: To mitigate feelings of jealousy, parents can involve the older sibling in caring for the baby. Simple tasks, like picking out the baby’s clothes or helping with diaper changes, can foster a sense of responsibility and connection. Additionally, ensuring that the child still gets special one-on-one time with each parent, even if it’s just a few minutes of focused play, can help reassure them that they are still valued.
2. Feeling Left Out or Neglected
In addition to jealousy, children may also feel neglected as the parents' time and energy shift to caring for the newborn. Babies, particularly in the early months, require constant attention, and this can inadvertently cause older siblings to feel sidelined or forgotten. They may miss the routines and activities they once shared with their parents, leading to feelings of isolation or frustration.
How Parents Can Help: Maintaining a sense of normalcy is key. This can be done by keeping up with familiar routines, like bedtime stories or weekend outings, as much as possible. Parents should also make a conscious effort to involve the older child in the family dynamic, emphasizing that while the baby needs attention, they still play an important role in the family.
3. Disrupted Routines
The arrival of a new baby often results in a disrupted home routine. Babies have their own sleep patterns (or lack thereof), and this can throw off the sleep and meal schedules of older children. For kids who thrive on routine, these changes can be disorienting and lead to increased anxiety or behavior changes, such as acting out or becoming more withdrawn.
How Parents Can Help: Keeping consistent with the older child’s daily routines as much as possible is crucial. If there’s a major change, like moving a child from a crib to a big kid bed or altering nap times, try to make those transitions ahead of the baby’s arrival. In addition, parents can model patience and understanding when it comes to disruptions, and gently explain that these changes are temporary and that things will settle into a new rhythm soon.
4. Fear of Losing Their Place in the Family
For some children, the arrival of a new sibling can spark fears about their own role in the family. A child might worry that the baby will replace them, especially if they’ve been the center of attention for a long time. This is especially true for children under the age of 5, who may have a harder time understanding that love doesn’t get divided but rather multiplies.
How Parents Can Help: Reassure the child that they are still loved and important, even with the new baby. Parents can express how proud they are of the older sibling for being a “big brother” or “big sister” and emphasize the special role they now have in the family. Praising them for their maturity and helpfulness with the baby can also bolster their self-esteem and make them feel valued.
5. Changes in the Parent-Child Relationship
For many parents, the arrival of a new baby means that their attention is divided between caring for the newborn and meeting the needs of their older children. This can sometimes lead to changes in how the older child perceives their relationship with their parents. They might notice that their parents can’t be as available for them as they once were, which can feel alienating or lonely.
How Parents Can Help: Parents should strive to keep a strong emotional connection with their older child. Even though physical time may be limited, small gestures like hugging, complimenting them for being so helpful, or spending a few minutes talking about their day can go a long way. Parents should also make sure to acknowledge the child’s feelings and validate their emotions—it's normal to feel conflicted or frustrated, and it’s important that the child knows they can express themselves.
6. New Behavioral Challenges
Older siblings may show changes in their behavior after the new baby arrives. Some children may regress, reverting to earlier behaviors such as thumb-sucking, clinging, or needing extra comfort. Others may act out more, either to test boundaries or as a way of seeking attention. These behaviors can be distressing for parents, who may already be feeling stretched thin.
How Parents Can Help: Parents should be patient and understanding during this time. While it’s important to set boundaries, it’s also important to recognize that this behavior is often temporary and a response to stress. Offering extra reassurance and staying consistent in discipline will help the child feel secure. It’s also important to celebrate moments when the child acts appropriately or makes positive adjustments.
Conclusion
Bringing a new baby into the home is a monumental transition for the entire family. While the arrival of a newborn is often celebrated, it’s important to recognize the challenges that older siblings may face during this time. With patience, understanding, and intentional effort, parents can help their children adjust to the changes and feel loved and secure in their new roles. By offering emotional support, maintaining routines, and fostering a sense of involvement, families can navigate this transition together, ensuring that both the new baby and older siblings thrive in the family environment. In my experience, its best to prepare your little one for the arrival of the new baby by including them in nursery preparations, talking to them about the upcoming changes that will be happening when baby arrives, and even practicing scenarios beforehand in playtime. Also, parent's should not neglect to prioritize time alone with the older siblings so that they do not feel as though the new baby has replaced them once the new baby arrives. Play dates alone with mommy or daddy once a week are a great start.