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Anxiety and Immune

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ALPIMS NAVIGATE • SELF-HELP GUIDE

Anxiety & Immune / Inflammatory Symptoms

Understand how immune symptoms, inflammation, body reactions, uncertainty and anxiety can affect one another.

Immune and inflammatory symptoms can affect many parts of the body. They may involve fatigue, pain, flushing, itching, digestive symptoms, dizziness, headaches, breathing changes or feeling generally unwell.

These experiences can understandably increase anxiety — especially when symptoms are unpredictable or difficult to explain. But anxiety should not automatically be assumed to be the cause.

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AN IMPORTANT ALPIMS PRINCIPLE

Physical reactions should not automatically be called anxiety

Flushing, itching, nausea, diarrhoea, headache, dizziness, racing heart, breathlessness, fatigue, shakiness or feeling suddenly unwell may occur for many reasons.

Some of these sensations can also occur during anxiety, which can make it difficult to know what is happening.

A useful ALPIMS question is: “What is my body reacting to, what else is adding load, and does anything need medical assessment?”

Immune & Inflammatory → Could Your Body Need Something? →
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Anxiety & Immune Navigate

Each section opens a short explanation, practical ideas and suggested ALPIMS resources. Start wherever makes sense today.

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How immune symptoms and anxiety can interact

A sudden physical reaction can activate the threat system. Once the body becomes more alert, anxiety may increase symptom monitoring and make the experience feel even more alarming.

QUICK CHECK-IN

What might be happening around this reaction?

Did physical symptoms start before the anxiety?
Have you noticed a pattern involving food, infection, exertion, heat, fragrance, medication or another trigger?
Are fatigue, pain or poor sleep already reducing your capacity?
Are you frightened because a previous reaction was severe or unpredictable?
Would reducing the trigger or leaving the environment help more than trying to “calm down”?
Is there anything new, severe or concerning that needs medical assessment?
Anxiety may be a response to physical symptoms. The first question does not always need to be: “How do I stop the anxiety?” It may be: “What is my body reacting to, and what support does it need?”

Physical reactions can feel threatening

  • Flushing or heat.
  • Itching or skin reactions.
  • Digestive symptoms.
  • Headache or migraine.
  • Dizziness or racing heart.
  • Sudden fatigue or feeling unwell.

Anxiety can add extra activation

  • Breathing may become faster.
  • Muscles may tense.
  • Attention may lock onto symptoms.
  • Uncertainty may feel more dangerous.
  • The next reaction may be anticipated.

Low capacity can amplify both

  • Post-viral fatigue may reduce resilience.
  • Pain can use available energy.
  • Poor sleep can increase reactivity.
  • Sensory load may become harder to tolerate.
  • Exertion may worsen symptoms for some people.

Practical support can help

  • Reduce suspected triggers where appropriate.
  • Rest during a flare.
  • Reduce sensory and environmental load.
  • Pace activity.
  • Seek medical assessment when needed.
THE SYMPTOM–THREAT LOOP

Physical symptoms and anxiety can build on one another

This does not mean immune symptoms are caused by anxiety. It means physical reactions, uncertainty and nervous-system activation can sometimes interact.

Body reacts A physical symptom or flare begins.
Threat rises “What is happening?”
Anxiety increases The nervous system becomes more alert.
Symptoms get more attention Every change feels important.
Distress rises Which may increase threat again.
SYMPTOMS CAN OVERLAP

Similar sensations can have different contributors

A symptom that occurs during anxiety may also occur with immune, inflammatory, autonomic or other physical processes. Context and patterns matter.

Racing heart Anxiety, autonomic activation, illness, medication or other causes?
Flushing Heat, histamine-type reaction, emotion or another cause?
Breathlessness Anxiety, respiratory symptoms, allergy or another physical cause?
Dizziness Anxiety, autonomic dysfunction, dehydration, illness or something else?
Nausea Anxiety, digestive symptoms, food reaction or illness?
Shakiness Threat activation, fatigue, low intake, autonomic symptoms or another cause?
AN ALPIMS WAY TO RESPOND

Rest • Reduce • Regulate • Pace • Expand

During immune or inflammatory flares, the first step may be reducing load rather than trying to continue at normal capacity.

Rest Give the body room to recover.
Reduce Lower physical, sensory and environmental load.
Regulate Reduce extra threat and nervous-system activation.
Pace Match activity to available capacity.
Expand Increase participation carefully when symptoms and capacity allow.
Rest → Reduce → Regulate → Pace → Expand →
FIND SOMETHING THAT MAY HELP

Suggested ALPIMS pages & resources

Existing pages open normally. Suggested future resources display Coming soon until you add their URL.

Understand what may be happening

Explore immune, inflammatory and overlapping symptom patterns.

Immune & Inflammatory → MCAS → Histamine Intolerance → Post-Viral Illness → Long COVID → ALPIMS Domains →

When your body is flaring

Reduce what the body has to manage and make the next few hours easier.

Rest → Reduce Load → Regulate → Could Your Body Need Something? → Immune / Inflammatory Flare Plan →

Fatigue, post-viral symptoms & capacity

Immune or inflammatory symptoms can affect energy, recovery and tolerance for everyday demand.

ME/CFS → Managing Energy & Capacity → Pace → Sleep → Post-Exertional Symptom Worsening →

Environment, triggers & support

Sometimes reducing exposure or changing the environment is more useful than trying to tolerate everything.

Environmental Sensitivity → Environment → Sensory Support → Professional Care → Symptom & Trigger Diary →
Important: This guide provides general educational information and practical self-management ideas. Immune, inflammatory, allergic, autonomic and anxiety symptoms can sometimes overlap, and similar sensations can have very different causes. New, severe, rapidly worsening or concerning symptoms should not automatically be attributed to anxiety. Seek urgent medical care for symptoms suggesting a serious allergic reaction, significant breathing difficulty, fainting, severe swelling or another medical emergency. Appropriate medical and allied-health assessment may be needed for persistent or unexplained symptoms.