The Most Common Mental Health Experiences in Teenagers:

What Carers and Parents Should Know

As children move into their teenage years, it’s common for them to become more independent, challenge boundaries, and start discovering who they are. But with all that change comes a wave of emotional and psychological shifts that can be hard to spot and even harder to talk about.

If you’re a parent or carer, you might find yourself wondering if this is normal teenage behaviour or if there’s something more going on.

In this blog, we’ll walk through some of the more common mental health experiences in teenagers and how you can support the young people in your life.

Why Understanding Teen Mental Health Matters

According to the Australian Bureau of Statistics (ABS), over 42.9% of Australians aged 16–85 have experienced a mental disorder in their lifetime. More than 38.8% of people aged 16–24 have experienced a mental health disorder within the past year.

That’s a significant number, and it highlights how crucial it is to talk about teen mental health without stigma or judgement.

Mental health concerns can show up in all sorts of ways, especially in teenagers. Some might withdraw and become quiet, while others might lash out or struggle at school. These behaviours aren’t always easy to understand, but they often signal that something deeper is going on.

Common Mental Health Conditions in Teenagers

Here are some of the most common mental health experiences teenagers face and the ways they often present.

1. Anxiety Disorders

Anxiety is one of the most prevalent mental health issues in young people. It is the mental health issue most often experienced by teenage girls and the second most likely to be experienced by teen boys. It can show up as:

  • Avoidance of school or social situations that they find anxiety-inducing.
  • Panic attacks or physical symptoms (racing heart, sweating, shortness of breath).

Some anxiety is a normal part of growing up. But when it starts to interfere with daily life, it might be time to seek support.

2. Depression

Depression doesn’t always look like sadness. In teens, it can show up as:

  • Irritability or frustration
  • Loss of interest in hobbies or friendships
  • Fatigue or changes in sleep and appetite
  • Thoughts of worthlessness or hopelessness

Depression is serious, but early intervention and adequate support can help teenagers living with depression.

3. Eating Disorders

Eating disorders such as anorexia, bulimia, or binge eating disorder can develop during adolescence. Warning signs include:

  • Fixation on body image or weight
  • Skipping meals or restrictive eating
  • Withdrawal from social situations involving food
  • Excessive exercise

These disorders are complex and often linked to low self-esteem, major life changes, or emotional distress.

4. Self-Harm and Suicidal Thoughts

Tragically, suicide and self-inflicted injuries are among the leading mental health experiences amongst young males, with thoughts of suicide and self-harm experienced by young people of all genders.

Signs to watch out for:

  • Expressing hopelessness
  • Talking about wanting to disappear or not be here
  • Evidence of self-harm (cuts, burns)
  • Changes to clothing that could cover up wounds

These signs should always be taken seriously, and support should be accessed immediately.

The Power of Early Support

One of the most sobering statistics from the ABS is that less than 50% of people experiencing mental distress actually seek help.

As a parent or carer, you have an opportunity to change that story.

Sometimes just being present, listening without judgement, and creating a safe space to talk can be the first step in a young person’s journey toward mental wellbeing.

What You Can Do

Here are some practical ways to support teenagers, whether or not they are facing mental health challenges:

  • Start conversations early – Normalise talking about emotions at home.
  • Be observant and supportive – Acknowledge what they are going through and provide reassurance without diminishing the problem.
  • Model healthy coping – Share how you manage stress, bad days, and grief.
  • Create a support network – Involve teachers, school counsellors, and GPs when needed.
  • Stay curious and compassionate – Behind every outburst or silence, there’s often a story.

The teenager in your care might not be experiencing mental health issues, but they may have friends who are. Let them know that you are there for them, and help them find appropriate support. 

Helpful Resources

If you or someone you know is struggling, here are some trusted Australian mental health services:

Further resources:

ABS Mental Health Resources 

 

Final Thoughts

Teenagers are navigating a world that can feel overwhelming and unpredictable. As carers and parents, our role isn’t to fix everything, but to walk beside them, offering love, understanding and guidance along the way.

By recognising the signs, speaking openly, and knowing where to turn for support, you’re already making a difference.