When Stress Shows Up in Behaviour: Helping Young Children Feel Safe Again
T – Total Well-Being | The GREATEST Parenting Roadmap
This is the seventh and final post in our T – Total Well-Being series. We have explored how nourishment, exercise and movement, sleep, health beginning in pregnancy, and routine health check-ups support children’s development. As we close this section, one more part of well-being deserves attention: emotional safety.
Four-year-old Maria had always enjoyed preschool. Then, almost overnight, mornings became difficult. She clung to her mommy at the door, cried when she left, woke during the night, and began having toileting accidents after months of bowel control.
Her parents wondered, “What has happened to our happy, independent little girl?”
Young children do not always have the words to say, “I feel worried” or “Something frightened me.” Instead, stress may show up through their bodies and behaviour.
The Message Behind the Behaviour
Stress can look different for each child. A child may become unusually clingy, aggressive, withdrawn, tearful, irritable, or fearful. Parents may notice changes in sleep or eating, stomach aches, toileting accidents, frequent tantrums, difficulty concentrating, or a return to behaviours the child had outgrown.
What matters is noticing changes and patterns.
Instead of asking, “How do I stop this behaviour?” try asking, “What might my child be trying to tell me?”
Not All Stress Is Harmful
Children do not need a completely stress-free childhood. Manageable challenges can help build confidence, coping skills, and resilience.
Positive stress may happen when a child starts preschool, meets someone new, receives an injection, or tries something difficult. With reassurance and support, the feeling settles.
Tolerable stress involves more serious experiences, such as bereavement, a frightening storm, family illness, separation, or another major change. These experiences can be difficult, but caring adults can help children cope and recover.
Harmful or toxic stress can develop when severe or frightening stress is frequent or prolonged, and the child does not have enough protection or supportive relationships. Abuse, domestic violence, harsh punishment, neglect, and serious instability may place heavy emotional demands on a child.
A 2025 review by Kim and Royle brought together findings from 99 previous meta-analyses and found links between adverse childhood experiences and later biological, emotional, behavioural, and health outcomes.¹
This does not mean one difficult experience determines a child’s future. Supportive relationships matter enormously.
Be Their Safe Place
Young children are still learning to manage strong feelings. They often need to borrow an adult’s calm before they can find their own. This is called co-regulation.
Three-year-old Joshua became frightened after hearing a loud argument between adults at home. At bedtime, he cried and refused to sleep alone.
Instead of dismissing his fear, his father sat beside him and said, “That was loud and scary. You are safe with me.” They read their usual story, spoke quietly, and his father stayed nearby until he settled.
He could not erase what Joshua had heard, but he could help his body move from fear towards safety.
A 2022 study found that young children gradually learn to manage their emotions with help from their parents. It also showed that when parents are very stressed, it can be harder for them and their children to respond calmly to each other. This reminds us that parents’ well-being matters too.
When Home Is the Source of Stress
Home should ideally be where children feel safest. Yet frequent frightening conflict, domestic violence, humiliation, harsh punishment, neglect, instability, or prolonged separation can create serious stress.
Protecting children does not require perfect parenting or a home without disagreements. It means creating as much safety and predictability as possible.
Use respectful discipline – Instead of shouting or hitting, calmly explain what was wrong and what the child should do next time.
Keep familiar routines during difficult periods – Try to keep regular meal, bath, and bedtime routines even when the family is going through change.
Repair the relationship after losing your temper – Say, “I was too angry, and I shouted. I’m sorry. Let’s try again.”
Explain changes simply – For example, “Daddy will not be staying here for a while, but you will still see him, and we both love you.”
Reassure children that adult problems are not their responsibility – Say, “This is an adult problem. You did not cause it, and you do not have to fix it.”
Sometimes protecting a child also means saying, “Our family needs help.” Trusted relatives, health professionals, counsellors, family-support services, faith communities, and other appropriate resources can help. When violence or abuse is present, a child's safety must come first.
Look Beneath the Behaviour
When your child suddenly becomes clingy, aggressive, unusually quiet, fearful, tearful, or difficult to settle, pause and ask yourself:
- What has changed?
- What might my child have seen, heard, felt, or experienced?
- Does my child need correction right now, or connection?
Discuss persistent or worrying changes with an appropriate health or child-development professional.
Try This at Home
Tonight, try a two-minute “reconnect ritual” before bed. Ask:
“What was one difficult moment today, and one good one?”
Then listen. No fixing is required, just calm attention.
Closing the T in GREATEST
Total well-being is more than food, exercise, sleep, medical care, or healthy routines. It also includes the emotional security that helps children feel safe enough to explore, learn, connect, and grow.
Children cannot be protected from every disappointment, loss, change, or challenge, and they should not be. With loving support, manageable challenges can become opportunities to build resilience.
And that takes us naturally into the second E in the GREATEST Parenting Roadmap: Encouraging Independence & Resilience.
Well-being gives children a safe foundation. Independence and resilience help them grow from it.
References
1. Kim, B., & Royle, M. (2025). Annual research review: Mapping the multifaceted approaches and impacts of adverse childhood experiences—An umbrella review of meta-analyses. Journal of Child Psychology and Psychiatry, 66(4), 399–416.
2. Doiron, K. M., Stack, D. M., Dickson, D. J., Bouchard, S., & Serbin, L. A. (2022). Co-regulation and parenting stress over time in full-term, very low birthweight preterm, and psycho-socially at-risk infant-mother dyads: Implications for fostering the development of healthy relationships. Infant Behaviour and Development, 68, 101731.