Can stress lead to depression? What happens when stress goes unmanaged
It’s normal to feel stressed in unpredictable situations.
When we face a threat or a challenge, our bodies prepare us to respond. This response gives us the focus and stamina needed to deal with what’s in front of us.
Maybe you’re proud of a presentation you did at work, or the grade you got in class. You have stress to thank for pushing you to perform at your best.
Cortisol, the stress hormone, floods your system when you’re in survival mode. Your energy goes up, you feel more alert, and you’re ready for action.
The problem is that our bodies aren’t designed to stay in ‘fight or flight’ for long periods of time. Your brain struggles to think rationally, and your body starts to wear itself down.
But if stress is consistent, your cortisol levels can start to spike at the smallest inconvenience—which is hard on your body.
Instead of helping you through challenges, stress starts to work against you.
Stress becomes problematic when it overpowers your ability to cope. You might notice changes in your mood, difficulty sleeping, trouble concentrating, or feeling emotionally drained. Tasks that once felt manageable can begin to feel unbearable.
The connection between stress and depression
When people think about depression, they often picture sadness.
But depression can also show up as exhaustion, loss of motivation, hopelessness, social withdrawal, or losing interest in activities you once enjoyed.
These are many of the same experiences people mention when they’ve been carrying a lot of stress for a long time, otherwise known as experiencing chronic stress.
Without opportunities to recover, chronic stress can leave people feeling depleted. The mind and body aren’t meant to remain in a state of high alert, yet many people spend weeks, months, or even years operating this way. That could look like continuous stress from endless debt or a tough job that feels impossible to succeed at.
Over time, prolonged stress can contribute to burnout and symptoms of depression. Waiting until you’re completely overwhelmed can make it much harder to recover.
Signs your stress levels are unbalanced
One of the best ways to recognize unhealthy stress is by understanding your own baseline. What does your normal mood look like? How much energy do you usually have? How well do you typically sleep?
When stress becomes unhealthy, you might notice:
Changes in energy levels
Difficulty falling asleep or staying asleep
Feeling more emotional or irritable than usual
Withdrawing from friends, family, or activities you normally enjoy
Feeling overwhelmed by tasks that felt manageable before
Noticing that your usual coping strategies are no longer helping
Building a foundation for stress management
Managing stress doesn’t mean eliminating it completely. Stress is a normal part of life.
Whether you're studying for an important exam, starting a new job, or running late for a school drop-off, stress is unavoidable.
The goal is recognizing when stress is building beyond what you can carry and taking the steps to support yourself before it becomes too much to handle.
That can start with identifying your stressors and becoming aware of how stress shows up in your life. When you notice yourself pushing through exhaustion, take it as a signal to pause rather than a weakness to override.
Pay attention to how you talk to yourself when you're stretched thin — swapping 'I should be handling this better' for 'this is a lot right now' can take real pressure off.
It can also help to:
Maintain routines around sleep, meals, and daily self-care
Set realistic boundaries at work, school, or in relationships
Make time for physical activity and activities that help you recharge
Build supportive relationships and talk about what you’re experiencing
Sometimes the most important strategies are also the easiest to overlook. Consistent sleep, movement, nutritious food, fresh air, and structured daily routines help create the foundation that allows us to cope with life’s challenges more effectively.
Don’t wait until you’re burnt-out
What often feels overwhelming isn’t necessarily the situation itself but worrying about whether we’ll be able to handle what comes next.
Taking time to slow down, identify what you’re actually worried about, and reminding yourself of your ability to cope can help make stress feel more manageable—and prevent it from manifesting into something more serious.
When stress starts to feel debilitating, don’t wait to reach out for support. A mental health professional can help you identify your stressors, strengthen your emotional awareness, build effective coping skills, and develop healthier ways of managing challenges before they begin to take a larger toll on your well-being.
If stress is impacting you, we’re here to help.
Information for this blog was provided by registered social workers, Kyle Ho and Fiona Schick, and registered psychologist, Lisa McIsaac