What causes chronic inflammation?

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Inflammation is the body’s natural defence mechanism. When we cut ourselves or catch an infection, the immune system triggers an inflammatory response that aids recovery. The problem arises when this inflammation does not subside, but remains low-grade and chronic.

A growing body of scientific research suggests that chronic inflammation is linked to the development of a number of conditions, including cardiovascular disease, type 2 diabetes, obesity, inflammatory bowel disease, autoimmune diseases and even certain neurodegenerative conditions.

What is chronic inflammation?

Unlike acute inflammation, which lasts for a few days and serves a protective function, chronic inflammation can last for months or years.

It often occurs without any obvious symptoms, but gradually puts a strain on the body and can damage various organs and systems.

For this reason, chronic inflammation is often referred to as „silent inflammation“.

The most common causes of chronic inflammation

An unbalanced diet

One of the most common causes is diet.

A diet rich in:

  • ultra-processed foods;
  • refined sugars;
  • trans fats;
  • excessive amounts of saturated fat;

may stimulate inflammatory processes in the body.

On the other hand, a diet rich in vegetables, fruit, whole grains, nuts and fish is associated with lower levels of inflammation.

Disturbed gut microbiome (dysbiosis)

The gut microbiome plays a key role in regulating the immune system.

When the balance between beneficial and harmful bacteria is disrupted, the following may develop dysbiosis, which is related to:

  • increased intestinal permeability;
  • activation of the immune system;
  • chronic low-grade inflammation.

That is why maintaining a healthy microbiome is an important part of preventing many chronic diseases.

Chronic stress

Prolonged psychological stress raises the levels of certain hormones, which can disrupt the normal regulation of the immune system.

Over time, this can lead to the persistence of inflammatory processes in the body.

Lack of sleep

A lack of good-quality sleep doesn’t just affect your energy levels.

Chronic sleep deprivation can increase the production of inflammatory molecules and impair the body’s recovery processes.

Lack of physical activity

Prolonged immobility is associated with a higher risk of chronic inflammation.

Regular physical activity helps to:

  • the normal functioning of the immune system;
  • metabolic health;
  • maintaining a healthy weight.

Even moderate aerobic exercise, such as brisk walking, cycling or swimming, can have an anti-inflammatory effect.

Overweight

Adipose tissue is not simply an energy reserve. It produces various substances that can trigger inflammation.

In particular, the accumulation of visceral fat around the internal organs is associated with an increased risk of chronic inflammation.

Smoking and excessive alcohol consumption

The toxic substances in cigarette smoke and excessive alcohol consumption can damage cells and trigger inflammatory processes in the body.

What symptoms can chronic inflammation cause?

Sometimes there are no obvious symptoms, but some people may experience:

  • constant tiredness;
  • lack of energy;
  • abdominal bloating;
  • joint and muscle pain;
  • frequent infections;
  • difficulty concentrating;
  • digestive problems.

These symptoms may also be caused by other conditions, so a medical assessment is required.

How can we reduce chronic inflammation?

Although medication is sometimes necessary, in many cases lifestyle plays a crucial role.

Experts recommend:

  • a varied diet, rich in fruit, vegetables and fibre;
  • regular physical activity;
  • quality sleep;
  • stress management;
  • maintaining a healthy body weight;
  • quitting smoking;
  • limiting alcohol consumption.

Improving gut health and restoring the microbiome may also be an important part of a holistic approach for some patients.

When should you see a doctor?

If you suffer from:

  • persistent fatigue;
  • chronic digestive problems;
  • frequent inflammation;
  • unexplained pain;
  • autoimmune or inflammatory diseases,

It is advisable to consult a specialist. Identifying the cause at an early stage enables a personalised plan for diagnosis and treatment to be drawn up.

Conclusion

Chronic inflammation is one of the most significant factors associated with modern chronic diseases. Although it often goes unnoticed, it can gradually affect the health of almost all organs and systems.

The good news is that, in many cases, the risk can be reduced through a healthy diet, regular physical activity, sufficient sleep and looking after the gut microbiome. Small changes to your daily routine can have a significant impact on your long-term health and quality of life.

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