Stress: How It Works and How to Manage It

What is stress?

Stress is how your brain and body respond to a demand or challenge. It triggers hormones such as adrenaline and cortisol that raise heart rate and sharpen focus — useful for short-term challenges. Problems arise when stress is intense or doesn’t switch off.

Signs of stress

• Feeling irritable, anxious or overwhelmed
• Trouble sleeping or concentrating
• Headaches, muscle tension or stomach upset
• Changes in appetite
• Relying more on alcohol, caffeine or other substances

Practical ways to manage stress

• Move your body. Even a short walk can reduce tension.
• Protect your sleep. See our sleep guide.
• Breathe slowly. Try breathing in for 4 counts and out for 6 for a few minutes.
• Break problems down. List what you can control and pick one small next step.
• Set boundaries around work and commitments. See how to set healthy boundaries.
• Stay connected. Talk to people you trust.
• Practice mindfulness. Brief daily practice may reduce stress over time. See mindfulness.
• Limit news and social media if they add to your stress.

Stress is a normal response, not a flaw

Stress is the body’s reaction to demands or threats, and some of it is useful, helping you focus for a deadline or react quickly. Problems arise when stress is intense, long-lasting or leaves no time to recover. Researchers distinguish acute stress, which passes when the situation does, from chronic stress, which comes from ongoing pressures such as work overload, financial strain, caring responsibilities or relationship conflict. Chronic stress is more strongly associated with physical and mental health effects; see how stress affects your body.

Stress and anxiety: how they differ

The two overlap. Stress is usually a response to an identifiable external pressure and eases when the pressure does. Anxiety tends to persist even when the pressure is gone, and often involves worry about what might happen. Long-term stress can contribute to anxiety. If worry is frequent, hard to control and affecting daily life, see anxiety.

Look at the sources of stress

It’s easier to manage stress when you know what is driving it. Try listing your main stressors and sorting them into three groups: things you can change, things you can influence and things outside your control. For the first group, plan concrete steps; for the second, decide what’s realistic; for the third, focus on how you respond, using skills such as acceptance, relaxation and support. Writing it down often reduces the sense of being overwhelmed.

More ways to manage stress

• Plan and prioritize: use a short daily list with the top three tasks, and say no to non-essentials.
• Take breaks: short pauses during the day reduce tension; step away from screens.
• Build recovery into your week: time that isn’t about productivity, such as hobbies, nature or time with friends.
• Challenge unhelpful thoughts: notice “I can’t cope” or “everything is going wrong” thinking, and ask what a friend would say. CBT teaches these skills.
• Ask for help: sharing the load, delegating or getting practical support can transform a heavy week.
• Look after the basics: sleep, meals, movement and limiting alcohol, which all affect how you handle stress.
• Use relaxation techniques: slow breathing, progressive muscle relaxation, yoga or tai chi. See how to calm your mind.

Stress at work and at home

Work stress often relates to workload, control, recognition and relationships; see work and mental health. At home, caregiving, money worries, and conflict can add pressure; setting boundaries and sharing responsibilities help. If you’re a caregiver, planning regular respite is not a luxury.

Quick resets for tense moments

• Take three slow breaths with a long out-breath.
• Relax your jaw and drop your shoulders.
• Name five things you can see.
• Stand up, stretch or walk for two minutes.
• Drink a glass of water.
• Tell yourself, “This is a stress response, and it will pass.”

Looking after yourself for the long term

Regular habits do more than occasional fixes. Aim for a routine that includes movement, sleep, social contact, time outdoors and something you enjoy. See self-care and mindfulness.

When stress becomes something more

If stress persists for weeks, affects daily functioning, or comes with persistent low mood or anxiety, consider speaking with a professional. Long-term work stress can lead to burnout.

Online therapy through services such as BetterHelp can help you build coping skills without adding travel to a busy week.

Questions worth asking yourself

When stress has been building, a few questions can help you decide what to do next. Which pressures are short-term, and which are likely to continue? What would “good enough” look like for the tasks that feel overwhelming? Who could share some of the load, and what would you ask them? Which of your usual coping habits, such as scrolling, alcohol or skipping meals, leave you feeling worse afterwards? What is one small change you could try this week? Answering these on paper, even briefly, turns a vague sense of overload into a plan you can act on.