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Child Psychology

The Lasting Impact of Postpartum Depression on Children’s Emotional and Behavioral Development

Postpartum maternal mental health and mother-to-infant bonding are well-established as critical factors in a child’s psychosocial development. However, few studies have explored the combined impact of postpartum maternal depression and early bonding experiences on emotional and behavioral difficulties during middle childhood. A new study reveals significant associations between postpartum depression, mother-to-infant bonding, and child difficulties. Notably, secure early bonding was found to partially buffer the long-term effects of postpartum depression on child outcomes.

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The development and well-being of a child are shaped by various factors, including maternal mental health and mother-to-infant bonding. A new study has revealed significant associations between postpartum depression, early mother-to-infant bonding, and children’s emotional and behavioral difficulties during middle childhood. The research, conducted in Japan, found that secure early bonding can partially buffer the long-term effects of postpartum depression on child outcomes.

The study, which included 245 mother-child pairs from Okaya, Japan, investigated the relationship between postpartum maternal depression and mother-to-infant bonding and their combined impact on children’s emotional and behavioral difficulties in sixth grade. The team used the Edinburgh Postnatal Depression Scale (EPDS) and the Mother-to-Infant Bonding Scale-Japanese version (MIBS-J) to evaluate maternal depressive symptoms and bonding, respectively. Additionally, they measured child difficulties using the Japanese version of the Strengths and Difficulties Questionnaire (SDQ).

The findings showed that 17.1% of mothers exhibited postpartum depressive symptoms, which aligned with the national prevalence rates in Japan. These symptoms were associated with both direct and indirect effects on mother-to-infant bonding and child difficulties. Secure early bonding was found to mediate 34.6% of the effects of postpartum maternal depression on child difficulties.

The study also highlighted that the child’s sex is a significant predictor of psychosocial difficulties, with boys showing higher total difficulty scores than girls, particularly in conduct and hyperactivity or inattention. Both rating sources indicated greater difficulties among children whose mothers had postpartum depressive symptoms.

These findings emphasize the lasting impact of early bonding experiences between mother and child on their future psychosocial growth and highlight the need for early interventions targeting bonding in the context of maternal postpartum depression to promote healthy child outcomes.

The study’s lead author, Dr. Daimei Sasayama, notes that the findings help deepen our understanding of how early attachment experiences mediate the long-term impact of maternal mental health on children’s emotional and behavioral outcomes. Future research should prioritize developing interventions that enhance postpartum mother-to-infant bonding as an approach to mitigate long-term psychosocial difficulties in children.

Future studies should also explore which specific depressive symptoms most affect bonding in larger sample populations and should include genetic data, socioeconomic factors, and other underlying mechanisms in shaping these associations to design targeted interventions to support affected mothers and their families.

Artificial Intelligence

Safeguarding Adolescents in a Digital Age: Experts Urge Developers to Protect Young Users from AI Risks

The effects of artificial intelligence on adolescents are nuanced and complex, according to a new report that calls on developers to prioritize features that protect young people from exploitation, manipulation and the erosion of real-world relationships.

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The American Psychological Association (APA) has released a report calling for developers to prioritize features that protect adolescents from exploitation, manipulation, and erosion of real-world relationships in the age of artificial intelligence (AI). The report, “Artificial Intelligence and Adolescent Well-being: An APA Health Advisory,” warns against repeating the mistakes made with social media and urges stakeholders to ensure youth safety is considered early in AI development.

The APA expert advisory panel notes that adolescence is a complex period of brain development, spanning ages 10-25. During this time, age is not a foolproof marker for maturity or psychological competence. The report emphasizes the need for special safeguards aimed at younger users.

“We urge all stakeholders to ensure youth safety is considered relatively early in the evolution of AI,” said APA Chief of Psychology Mitch Prinstein, PhD. “AI offers new efficiencies and opportunities, yet its deeper integration into daily life requires careful consideration to ensure that AI tools are safe, especially for adolescents.”

The report makes several recommendations to make certain that adolescents can use AI safely:

1. Healthy boundaries with simulated human relationships: Ensure that adolescents understand the difference between interactions with humans and chatbots.
2. Age-appropriate defaults in privacy settings, interaction limits, and content: Implement transparency, human oversight, support, and rigorous testing to safeguard adolescents’ online experiences.
3. Encourage uses of AI that promote healthy development: Assist students in brainstorming, creating, summarizing, and synthesizing information while acknowledging AI’s limitations.
4. Limit access to and engagement with harmful and inaccurate content: Build protections to prevent adolescents from exposure to damaging material.
5. Protect adolescents’ data privacy and likenesses: Limit the use of adolescents’ data for targeted advertising and sale to third parties.

The report also calls for comprehensive AI literacy education, integrating it into core curricula and developing national and state guidelines for literacy education.

Additional Resources:

* Report:
* Guidance for parents on AI and keeping teens safe: [APA.org](http://APA.org)
* Resources for teens on AI literacy: [APA.org](http://APA.org)

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Breastfeeding

Singing to Babies Boosts Their Mood and Improves Quality of Life

Singing to your infant can significantly boost the baby’s mood, according to a recent study. Around the world and across cultures, singing to babies seems to come instinctively to caregivers. Now, new findings support that singing is an easy, safe, and free way to help improve the mental well-being of infants. Because improved mood in infancy is associated with a greater quality of life for both parents and babies, this in turn has benefits for the health of the entire family, the researchers say. The study also helps explain why musical behaviors may have evolved in parents.

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The study published in Child Development found that singing to infants can significantly boost their mood. This is according to researchers at Yale University’s Child Study Center, who conducted an experiment where parents were encouraged to sing more frequently to their babies. The results showed a measurable improvement in infants’ moods overall, compared to those in the control group.

The study included 110 parents and their babies, most of whom were under four months old. Parents were randomly assigned into two groups: one group received encouragement to sing more frequently by teaching them new songs, providing karaoke-style instructional videos, and sending weekly newsletters with ideas for incorporating music into daily routines. For four weeks, these parents received surveys on their smartphones at random times throughout the day.

The researchers found that parents were successfully able to increase the amount of time they spent singing to their babies. Not only did the parents sing more frequently, but they also chose to use music especially in one context: calming their infants when they were fussy.

“This simple practice can lead to real health benefits for babies,” said Eun Cho, postdoctoral researcher at the Yale Child Study Center and co-first author of the study. “We show that singing is something that anyone can do, and most families are already doing.”

The researchers believe that the benefits of singing may be even stronger than the current study shows, especially in a family that does not already rely on music as a way of soothing their infants.

A follow-up study, “Together We Grow,” will investigate the impact of infant-directed singing over an eight-month period. The Child Study Center researchers are currently enrolling parents and babies under four months old in this study to further explore the benefits of singing.

The findings have implications for alleviating stress or conditions such as postpartum depression in the long term, and may also show benefits beyond mood in infants, such as improved sleep.

As Samuel Mehr, an adjunct associate professor at the Child Study Center and director of The Music Lab, said, “Our understanding of the evolutionary functions of music points to a role of music in communication. Parents send babies a clear signal in their lullabies: I’m close by, I hear you, I’m looking out for you — so things can’t be all that bad.”

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Child Development

The Power of Motherly Love: How Childhood Affection Shapes Teen Health

Parental warmth and affection in early childhood can have life-long physical and mental health benefits for children, and new research points to an important underlying process: children’s sense of social safety.

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The bond between a child and their caregiver is the foundation upon which a lifetime of emotional and physical well-being is built. A new study published in JAMA Psychiatry has revealed that the warmth and affection shown by mothers to their children in early childhood can have a profound impact on their mental and physical health as they grow into teenagers.

Researchers from UCLA Health followed over 8,500 children as part of the Millennium Cohort Study in the United Kingdom. At age 3, independent evaluators assessed the mother’s warmth (praise, positive tone of voice) and harshness (physically restraining or grabbing the child). The same children were then asked about their perceptions of social safety at age 14. This included questions such as “Do I have family and friends who help me feel safe, secure, and happy?” At age 17, the participants reported on their overall physical health, psychiatric problems, and psychological distress.

The study found that maternal warmth at age 3 was strongly associated with more positive perceptions of social safety at age 14. This, in turn, predicted better physical and mental health outcomes at age 17. The researchers discovered that this relationship was not only significant but also influenced by the mother’s warmth rather than her harshness.

Dr. Jenna Alley, lead author of the study, explained that children who experience more maternal warmth tend to develop a positive view of the social world. This perspective is shaped by their early experiences and influences how they interpret, organize, and make predictions about social situations and relationships. In essence, a child’s “social safety schema” becomes their lens for viewing every interaction.

Dr. George Slavich, senior author of the study, noted that the findings have important implications for interventions and public health campaigns designed to enhance resilience across the lifespan. By focusing on enhancing a teenager’s sense of social safety, rather than just reducing perceptions of harshness, we can potentially have a positive impact on their health outcomes for years to come.

The study highlights the importance of early childhood experiences in shaping our perception of the world and ourselves. While it may not be possible to change past experiences, this research suggests that focusing on enhancing warmth and safety can greatly improve lives.

Additional studies are needed to determine how maternal warmth affects children in other contexts outside the United Kingdom and to explore ways in which healthcare providers and policymakers can use these findings to develop better interventions and public health campaigns.

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