Simply put, this is when our mental health is not what we would want it to be.
Finding it difficult to manage how we think, feel, act or how to manage daily stresses, could be a sign of poor mental health. Having continuous episodes of poor mental health could be a sign of a possible mental illness.
It is important to remember that mental health problems are very common and poor mental health does not mean someone is mentally ill.
If you feel that you're experiencing poor mental health, it's important that you know that there is help available for you.
Mental health problems affect society as a whole, and not just a small, isolated segment. While certain groups are more vulnerable, no-one is immune to poor mental health.
Mental health problems are health conditions that are characterised by alterations in thinking, mood or behaviour, but good mental health is more than simply the absence of problems.
You can find out more about mental health and detailed information about specific conditions from the Royal College of Psychiatrists.
Remember, taking time out to remember a few simple ways to protect your mental wellbeing could make all the difference. These include:
For more information on organisations that can help you if you're feeling in poor mental health, please visit http://helplinesnetworkni.com/