Constant anxiety: what to do when you feel anxious for no reason

Nothing happened. A normal morning, normal plans, but from the moment you wake up something inside is clenched – as if you forgot something important and can't remember what. Your thoughts jump from work to health, from health to the people you love, and each one starts with "what if." Let's look at where anxiety with no clear cause comes from and what you can do to make it quieter.

What constant anxiety looks like

Constant anxiety rarely feels like fear. It's more like background noise that won't switch off. People often recognize it by signs like these:

• worry jumps from topic to topic: work, money, health, loved ones – as soon as one is settled, the next one appears
• thoughts start with "what if…" and quickly reach the worst-case scenario
• it's hard to relax even when everything is set up for it: a day off, a vacation, a free evening
• your body is tense all the time: clenched jaw, raised shoulders, aching neck, headaches
• you get tired quickly, even though you haven't done anything hard
• small things irritate you, and it's hard to hold your attention
• you take a long time to fall asleep or wake up at night with the same thought
• your stomach feels unsettled, and sometimes your heart beats more noticeably than usual

The NHS and the US National Institute of Mental Health list similar signs when they describe generalized anxiety – the term professionals use for worry that isn't tied to one situation and lasts a long time.

This isn't a panic attack. Panic is a sharp wave that hits within minutes and then fades; you can read more in how a panic attack differs from fear. Constant anxiety is more like a low hum: less intense, but there almost all the time. Sometimes the two come together, and then the techniques for sharp moments in that article are useful too.

If you recognize yourself here, you're definitely not alone. According to the WHO, anxiety disorders are the most common mental disorders in the world: in 2023, about 470 million people were living with one. And that only counts people whose anxiety reached the level of a disorder.

Why you feel anxious when there's no reason

"For no reason" usually doesn't mean "there's no reason" – it means "there's no single, clear reason." Anxiety is a safety system that scans the future for danger. When it's set too sensitive, it finds something to worry about in any day. Usually several things are involved at once.

Built-up strain. Generalized anxiety, as the NHS puts it, usually doesn't have one obvious cause. The odds go up with past stress or traumatic experiences, long-term illness, or anxiety disorders in the family. Your nervous system holds up under pressure for a long time and then stays in "just in case" mode.

Uncertainty is hard to bear. Canadian psychologists Michel Dugas and Robert Ladouceur, in their model of generalized anxiety, found that the key feature distinguishing people with it from others was intolerance of uncertainty. That's when "I don't know how this will turn out" feels almost as bad as "this will turn out badly." In a small experiment, participants whose intolerance of uncertainty was artificially increased began to worry more than those whose intolerance was lowered.

Worry feels useful. Anxious thoughts often feel like preparation: "if I think everything through, nothing will catch me off guard." The same model calls these beliefs about the usefulness of worry. The catch is that thinking it through never ends: the uncertainty doesn't go away, and your brain starts another lap.

Fear of the anxiety itself. A second layer often builds on top: "I can't stop this," "I could go crazy like this." Researchers note that it's precisely the sense that worry is uncontrollable that is linked to excessive, "stuck" worry. And that sense can be tested in practice – more on that below.

Your body adds fuel. Caffeine, lack of sleep and alcohol can keep anxiety going (for more on coffee, see how not to overdo coffee). There can be medical causes too: for example, with an overactive thyroid, nervousness, anxiety and irritability are among the common symptoms.

What you can try right now

Constant anxiety rarely goes away after one exercise. These steps work through repetition: practice them a little at a time for a few weeks, and the background level gets quieter.

Separate what you can solve from "what if"

Write down everything you're worried about right now. For each thought, ask one question: can I do something about this today or in the next few days?

• If yes, it's a task. Pick one concrete step and a time: "book a doctor's appointment – tomorrow at 10," "email about the deadline – today before six." Done – cross it off.
• If no, it's a "what if." "What if I get sick," "what if everything falls apart." You can't solve a thought like that by thinking it through, no matter how long you turn it over. Your job here is different: notice "this is another 'what if'" and bring your attention back to what's happening now – the conversation, the road, the task in your hands.

At first, almost everything will land in the second column. That's normal: the sorting itself shows how much energy goes into things that can't be solved in advance.

Postpone your worry

Pick 15–20 minutes a day at the same time, ideally in the early evening and not right before bed. This is your "worry time." When an anxious thought comes during the day, write it down in one line and tell yourself: "I'll think about this at 6 p.m." Then bring your attention back to what you were doing.

At the set time, you can worry about what you wrote down as much as you like. By evening, many items often look smaller. But the main point is the discovery: worry can be postponed, which means it's more controllable than it feels. In a small randomized trial from 2024, people with generalized anxiety, after two introductory sessions, spent a week postponing their worry to a pre-chosen time – and worried noticeably less than a group that was waiting for its turn. The effect still held four weeks later.

If worry hits mostly in the evening in bed, a slightly different version of this technique may help – it's described in ruminating before sleep.

Relax your body part by part

Constant anxiety lives not only in your head but in your muscles. Progressive muscle relaxation teaches you to notice that tension and let it go:

1. Sit or lie down comfortably and take a couple of calm breaths.
2. Clench your fists for 5 seconds – notice what the tension feels like.
3. Release all at once and spend 10–15 seconds just noticing your muscles relax.
4. Work through your body this way: forearms, shoulders (lift them toward your ears), face, stomach, thighs, feet.

A full round takes 10–15 minutes. The WHO names slow breathing and progressive muscle relaxation among the things you can do yourself for anxiety. And in a meta-analysis of 50 studies, there was no significant difference for generalized anxiety between relaxation training and cognitive behavioral therapy. Those studies involved regular practice, so it's better to practice daily, not only when anxiety spikes.

If you don't have time for a full round, a couple of minutes of slow breathing with a long exhale is enough. And when anxiety suddenly jumps and your thoughts are racing, 5-4-3-2-1 grounding helps bring you back to the here and now.

Move, and don't feed the anxiety

Movement is one of the most accessible ways to lower the background level. In a large review of nearly 100 meta-analyses, physical activity on average moderately reduced anxiety symptoms, and the more intense the activity, the bigger the effect. You don't have to start with a gym: the WHO advises regular exercise, even if it's just a short walk. A brisk walk, stairs instead of the elevator, ten minutes of dancing in the kitchen – it all counts.

The other half is cutting back on what adds fuel:

• caffeine – if everything inside you trembles after the second or third cup, try cutting down and see whether the background level changes
• alcohol – the WHO advises avoiding it or drinking less, because it can make anxiety worse
• sleep and food – where you can, keep a steady routine: go to bed and get up at roughly the same time, and don't skip meals

To figure out what works for you specifically, rate your anxiety from 0 to 10 in a mood journal for a couple of weeks. That makes it easier to notice on which days and after what the background level rises.

When it's more than self-help

These steps help a lot when anxiety is loud but you can still live and work with it. Sometimes there's just too much of it. It's worth seeing a professional if:

• your worry has been hard to control on most days for several months
• it gets in the way of work, study, relationships or rest
• you've started avoiding tasks, people or places so you won't feel anxious
• you increasingly need alcohol or something else to calm down
• panic attacks, apathy or a loss of interest in things you used to enjoy have joined the anxiety
• you've been sleeping badly for weeks, and your body keeps sending signals: a pounding heart, stomach trouble, headaches

This matters not because "something is wrong with you," but because, according to the WHO, untreated anxiety disorders can last a long time and increase the risk of depression.

You can start with a general practitioner: with complaints like these, a doctor may do an exam to rule out a physical cause – a thyroid problem, for example. And anxiety itself is something professionals know how to work with. The UK's NICE recommends cognitive behavioral therapy (CBT) or applied relaxation for generalized anxiety – usually 12–15 weekly one-hour sessions. Sometimes a doctor may suggest medication; that's a decision for a psychiatrist, not a psychologist.

If anxiety becomes unbearable and you start having thoughts that you don't want to live, don't wait and don't keep it to yourself: helplines are open around the clock, free and anonymous.

Constant anxiety tries to convince you that if you stop worrying, something bad will happen. But worry doesn't protect you from the future – it only takes away your present. You don't have to beat it in one day: it's enough to take back your attention, your body and your time a little at a time, every day.

Sources

• World Health Organization – Anxiety disorders (2026). who.int
• NHS – Generalised anxiety disorder in adults. nhs.uk
• National Institute of Mental Health – Generalized Anxiety Disorder: When Worry Gets Out of Control. nimh.nih.gov
• Dugas M. J., Gagnon F., Ladouceur R., Freeston M. H. (1998). Generalized anxiety disorder: a preliminary test of a conceptual model. Behaviour Research and Therapy, 36(2), 215–226.
• Ladouceur R., Gosselin P., Dugas M. J. (2000). Experimental manipulation of intolerance of uncertainty: a study of a theoretical model of worry. Behaviour Research and Therapy, 38(9), 933–941.
• Krzikalla C. et al. (2024). Worry postponement from the metacognitive perspective: a randomized waitlist-controlled trial. Clinical Psychology in Europe, 6(2), e12741.
• Montero-Marin J. et al. (2018). Is cognitive-behavioural therapy more effective than relaxation therapy in the treatment of anxiety disorders? A meta-analysis. Psychological Medicine, 48(9), 1427–1436.
• Singh B. et al. (2023). Effectiveness of physical activity interventions for improving depression, anxiety and distress: an overview of systematic reviews. British Journal of Sports Medicine, 57(18), 1203–1209.
• NICE – Generalised anxiety disorder and panic disorder in adults: management (CG113). nice.org.uk
• NHS – Overactive thyroid: symptoms. nhs.uk