Understanding Chronic Pain: Why It’s Not Just in Your Head

Author: Primary Health Awareness Trust

Part 1 of the “Living With Less Pain” series.

What Is Chronic Pain?

Chronic pain is defined as pain that lasts longer than three months, even after the original cause may have healed. It’s more than just a symptom — it becomes a condition in its own right. For many older adults, chronic pain can feel invisible, misunderstood, or dismissed, especially when it can’t be seen on a scan or test. But it’s real, and it deserves care.

The Difference Between Acute and Chronic Pain

Acute pain is your body’s alarm system — it tells you something’s wrong. You twist your ankle, and it hurts. But with rest, the pain fades. Chronic pain, on the other hand, is more like a broken alarm. The pain signal keeps firing long after the injury or condition has resolved. It becomes a loop that impacts your nervous system, mental wellbeing, sleep, appetite and mood.

Why Does Pain Persist?

• Nerve Damage: Nerves may remain sensitive after an injury.
• Inflammation: Ongoing swelling or immune response may prolong pain.
• Central Sensitisation: Your brain starts to expect pain — and becomes hyper-aware of any discomfort.
• Emotional Load: Anxiety, grief, loneliness, and trauma can amplify pain signals.

Pain and the Brain

Your brain plays a huge role in how pain is experienced. Pain doesn’t just happen in your body — it’s processed in your brain. This means two people can have the same injury, but feel very different levels of pain. Pain can also increase during stress, poor sleep, or emotional distress. That’s why psychological support, resilience tools, and understanding AI-assisted strategies are so important in chronic pain care today.

Chronic Pain in Older Adults

Ageing bodies experience changes that can make pain more common — arthritis, osteoporosis, past surgeries, or reduced movement. But pain is not a normal part of ageing. With the right strategies, pain can be eased, managed, and reframed — even if it can’t be cured completely.

When to Seek Help

If pain is affecting your daily life, sleep, mood, or movement — even if tests show “nothing wrong” — it’s time to talk to your GP or pain clinic. You don’t need to suffer quietly. There are NHS pain clinics, community physiotherapists, and emotional support tools available for you.

Coming up next: Medications and Pain Relief: What’s Safe, What’s Not →