Emily McTier, Registered Psychotherapist #17763 is a Registered Psychotherapist (Qualifying) at MyLife Counselling in Guelph. She works with youth and adults through behavioural issues, emotional regulation, self-injury, neurodivergence, ADHD, student issues, anxiety, depression, and  life transitions. Learn more about Emily here.

Is My Child’s Behavior Developmentally Appropriate? When to Worry—and When to Breathe

As a parent, have you asked yourself, “Is this normal… or should I be worried?”

Whether it is a sudden outburst, an intense fear of going to school, or your child withdrawing from things they used to love, it can be hard to know if this is normal or if it might need extra attention.

I want to assure you that you are not alone, and you are not overreacting.

What is “Normal” anyway?

Children go through a wide range of emotional and behavioral changes as they grow, which can look intense or confusing from the outside. Just because something feels overwhelming does not always mean it is abnormal.

Let us break down what typical emotional and behavioral development might look like, especially when it comes to tantrums and mental health.

Preschool Age (3–5 years): Testing Boundaries and Seeking Safety

Young children at this age are full of big emotions and often express their feelings through their behavior. Tantrums are common, especially during transitions or when routines are disrupted. Parents may jokingly refer to the earlier stage as the time of “threenagers,” highlighting how three-year-olds can show fierce independence and mood swings like teenagers. For most, tantrums improve as the child grows older. However, children can struggle with behavioral outbursts as they age. Dr. Ramya Srinivasan, a child psychiatrist, reminds us that a degree of crankiness is a normal part of child development, however, children as young as five can be identified as struggling with persistent anxiety or extreme reactions to stress.

School-Age Children (6-9 Years): Bigger Emotions, Growing Awareness

By now, children typically have more verbal tools, but meltdowns can still happen, especially when tired or overwhelmed. Ongoing explosive behaviors may be a sign of deeper emotional struggles. At this age, anxiety and perfectionism can start to emerge. Children may become more self-conscious or sensitive to social dynamics. At this stage, you might begin to watch out for low self-esteem or excessive worry in your child.

Tweens: (10-12 Years) Identity, Independence, and Emotional Ups and Downs

While tantrums are less common, mood swings, irritability, and defiance may increase as hormones kick in and the desire for autonomy starts to grow. Emotional outbursts may be confusing for the child and the parent. Early signs of anxiety and depression or other mental health issues may emerge at this age.

When to Worry: Signs Your Child Might Need Extra Support

While certain behaviors are typical, you may see signs that indicate that your child is struggling, and additional support would be beneficial.

Persistent Sadness or Irritability: If your child exhibits prolonged periods of sadness or irritability that interfere with daily activities.

Extreme Withdrawal or Social Isolation: Avoiding school or interactions with peers or family members may indicate signs of emotional distress.

Regression in skills: If your child is losing previously acquired skills, such as potty training or language abilities, this may be a sign to seek support.

Significant changes in Behaviors: Sudden or unexplained changes in behaviors, such as a previously outgoing child becoming withdrawn, should be monitored closely.

Tips for Understanding Your Child’s Big Feelings

As a parent, watching your child experience intense emotions can be overwhelming. Behind every big feeling is a story your child may not yet have the words to tell. Here are therapist-informed tips to help you decode and respond to your child’s emotions with clarity and connection:

  1. See the behavior as communication: Children, especially young children, often show us before they can tell us what is wrong. A tantrum might be communicating that they feel overwhelmed, or that they do not know how to manage a transition. Rather than asking yourself why your child is doing this, ask yourself self “What is my child trying to communicate?”
  2. Regulate First, Then Relate: When a child is flooded with emotions, they are not in a place to reason or listen. Start with a calm presence, your regulation helps theirs. Dr. Dan Siegel, Clinical Professor of Psychiatry at UCLA, emphasizes “connect and redirect” connect emotionally, then guide the behavior.
  3. Name it to tame it: Help your child label their emotions. This helps build emotional intelligence. Say things like “it looks like you’re feeling frustrated right now.
  4. Consider what is underneath: Big emotions often stem from basic unmet needs: Hunger, fatigue, overstimulation, or even a desire for connection. When in doubt, check in on the basics.

The Good News – How a Child Therapist Can Help

If you have ever found yourself thinking, “I just don’t know what to do,” you are not alone, and you do not have to figure it out alone. Child therapy is not about “fixing” your child. It is about giving them (and you) the support, tools, and space to understand what is going on beneath the surface.

Dr. Garry Landreth reminds us that “toys are the child’s words, and play is the child’s language”. Children may not always open easily at home, especially when struggling. Therapy provides a non-judgmental, child-centered environment where kids can express feelings through talk, play, or creative activities.

Whether it is learning how to name feelings, handle transitions, calm their bodies or navigate social situations, therapy helps children develop tools for emotional regulation and resilience.

Trust your Instincts – and Get Support

Remember, YOU are your child’s first and most important advocate. If something feels “off”, it is okay to seek help. Early intervention can make a significant difference in a child’s development and well-being.

If you are unsure whether your child’s behavior is typical or if you have concerns, consider reaching out. You are not alone, and support is available.

Emily McTier, Registered Psychotherapist #17763 is a Registered Psychotherapist (Qualifying) at MyLife Counselling in Guelph. She works with youth and adults through behavioural issues, emotional regulation, self-injury, neurodivergence, ADHD, student issues, anxiety, depression, and  life transitions. Learn more about Emily here.

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