Quick summary: A moderate amount of stress sharpens focus and drives necessary action but chronic negative stress contributes to every major mental illness as well as physical conditions such as type 2 diabetes, autoimmune disorders and cancer. Many people fail to notice stress building gradually until it affects their daily functioning through overwhelm, persistent tension, poor sleep or mood changes, yet early awareness offers a practical route to prevention. Recognising personal stress signals and adopting consistent habits around relaxation, sleep, nutrition, social connection and time outdoors can protect mental health, improve wellbeing and reduce the long term burden on healthcare systems and public policy resources.
A little stress can be useful. It sharpens focus, drives action, and helps us meet demands. But too much, or the wrong kind, takes a serious toll. Chronic negative stress is linked to every major mental illness and a range of physical conditions, including type 2 diabetes, autoimmune disorders, and cancer.
Are you more stressed than you realise?
Stress has a way of creeping up gradually, which makes it easy to dismiss or ignore. It can help to pause and ask yourself a few honest questions:
- Do you feel overwhelmed by daily demands, or find it hard to stay on top of things?
- Are you often tense, worried, or anxious?
- Do you struggle to relax, even when you have the time?
- Have you noticed physical changes such as fatigue, headaches, or persistent muscle tension?
- Are you losing your temper more easily, or finding your mood harder to manage?
- Are you skipping meals, sleeping badly, or neglecting the basics of looking after yourself?
If several of these resonate, it may be worth taking stock and building some healthier habits into your daily routine.
What is stress, exactly?
At its core, stress is how the body and mind respond to real or perceived threats. When the brain registers a threat, hormones are released that prepare us to act. This response is not inherently harmful. Adrenaline gives us energy and focus. A certain level of arousal is what allows us to get things done at all.
The nervous system operates between two states: the active, alert “sympathetic” state and the calm, restorative “parasympathetic” state. Both are necessary. The problem arises when the active state is never properly switched off, leaving the body in a prolonged state of alertness with no recovery.
It is also worth noting that the physiological signs of stress and excitement are very similar. How we interpret that activation often depends on context and how well we know ourselves. A racing heart before a presentation can feel like dread or anticipation depending on the frame we give it.
Being aware of stress is the primary tool in stress management, but it is one that tends to get overlooked. Too often people wait until they are already ill before doing anything about it, when many of the consequences could have been prevented or significantly reduced.
Practical ways to manage stress
There is no single solution, but a combination of consistent habits tends to make a real difference:
- Learn and practise relaxation techniques, whether that is breathing exercises, meditation, or simply building in quiet time each day.
- Pay attention to the basics: what you eat, how much you drink, how often you move, and whether you are staying hydrated.
- Take sleep seriously. Good sleep hygiene is one of the most effective stress management tools available.
- Invest in your social connections. A broad, supportive network acts as a genuine buffer against stress.
- Spend time outdoors every day, even if it is just a walk around the block or time in the garden.
- Physical affection matters too. Hugging people you care about, and spending time with animals, has measurable calming effects.
- Talk to the people around you. Sharing worries rather than carrying them alone reduces their weight considerably.
Noel McDermott is a psychotherapist with decades of experience in health, social care, and education. He has created mental health services in the independent sector.