Inflammation is an essential part of the immune system. It helps the body respond to infection, injury, and damaged tissue. However, when inflammation continues without resolving, it can gradually interfere with healthy cells, blood vessels, joints, organs, and metabolic processes.

This persistent state is called chronic inflammation. It is not the single cause of every illness or aging itself, but research increasingly recognizes it as an important contributor to cardiovascular disease, type 2 diabetes, arthritis, frailty, and several other age-related conditions.

Acute Inflammation Versus Chronic Inflammation

Acute inflammation is usually temporary. If you cut your finger, develop an infection, or injure a joint, the immune system sends inflammatory cells and chemical signals to the affected area. Redness, warmth, swelling, and pain are signs that the body is responding to damage.

Once the threat has been controlled and repair has begun, the inflammatory response should settle.

Chronic inflammation is different. The immune response remains active for months or years, sometimes without obvious symptoms. Instead of helping the body resolve a short-term problem, persistent inflammatory signaling may begin to damage healthy tissues and disrupt normal biological functions.

Chronic inflammation may be localized, as in an arthritic joint, or systemic, meaning inflammatory signals circulate throughout the body.

What Is Inflammaging?

Inflammaging describes the persistent, low-grade inflammation associated with growing older.

As people age, damaged cells, cellular debris, metabolic changes, immune system dysregulation, and senescent cells can contribute to ongoing inflammatory signaling. Senescent cells are cells that have stopped dividing but remain biologically active. Some release inflammatory molecules that affect surrounding tissues.

Chronic inflammation and aging appear to influence each other. Inflammatory signals may contribute to mitochondrial dysfunction, altered cellular communication, impaired tissue maintenance, and other biological changes associated with aging. At the same time, age-related cellular changes can create more inflammation.

This does not mean that inflammation alone determines how quickly someone ages. Genetics, lifestyle, medical conditions, environmental exposure, and many other biological processes also contribute.

What Causes Chronic Inflammation?

Chronic inflammation does not always have one identifiable cause. Common contributors may include:

• Excess visceral fat, particularly around the abdomen
• Smoking and frequent exposure to air pollution
• Poorly controlled blood sugar
• A diet high in heavily processed foods, free sugars, and unhealthy fats
• Low physical activity
• Inadequate or irregular sleep
• Chronic psychological stress
• Persistent infections
• Gum disease and poor oral health
• Autoimmune and inflammatory diseases
• Repeated tissue injury
• Changes in gut bacteria and intestinal barrier function
• Long-term exposure to certain environmental irritants

A person may have several contributing factors at the same time. Treating only one factor may therefore be insufficient.

Can Chronic Inflammation Make You Sick?

Chronic inflammation is associated with many diseases, but association does not always mean that inflammation is the only cause.

Persistent inflammatory activity may contribute to blood vessel damage and atherosclerosis, which increase cardiovascular risk. It can interfere with insulin signaling and metabolic health, contributing to insulin resistance and type 2 diabetes.

Inflammation is also involved in conditions such as rheumatoid arthritis, inflammatory bowel disease, chronic kidney disease, osteoarthritis, and some neurological disorders. It may contribute to loss of muscle mass, reduced physical resilience, and frailty in older adults.

The relationship often works in both directions. For example, obesity may promote inflammation, while inflammation may worsen metabolic dysfunction and make weight management more difficult.

What Are the Signs of Chronic Inflammation?

Chronic inflammation can develop without clear symptoms. When symptoms do occur, they are often nonspecific and may include:

• Persistent fatigue
• Joint or muscle discomfort
• Recurrent swelling
• Digestive problems
• Poor sleep
• Difficulty concentrating
• Frequent headaches
• Changes in weight
• Skin problems
• Slow recovery following illness or exercise

These symptoms can have many other causes. Fatigue or joint pain alone does not prove that someone has systemic inflammation.

A medical assessment is important when symptoms are persistent, unexplained, worsening, or accompanied by fever, unintentional weight loss, weakness, chest pain, neurological changes, or other concerning signs.

Can Chronic Inflammation Be Measured?

Doctors may use tests such as C-reactive protein, high-sensitivity C-reactive protein, erythrocyte sedimentation rate, or selected immune markers when clinically appropriate.

However, there is no single blood test that provides a complete measurement of inflammation throughout the body. An elevated inflammatory marker can result from an infection, injury, autoimmune condition, obesity, or another medical problem.

Test results should be interpreted alongside symptoms, medical history, examination findings, and other investigations. A single inflammatory marker should not be treated as a complete biological age score.

How Can You Reduce Chronic Inflammation?

The most useful approach is to identify and address the underlying contributors.

Eat a Balanced, Minimally Processed Diet

A healthy dietary pattern emphasizes vegetables, fruit, legumes, whole grains, nuts, seeds, fish, and other appropriate protein sources. Reducing heavily processed foods, free sugars, excessive sodium, and unhealthy fats can support cardiovascular and metabolic health.

No single food can remove inflammation from the body. The overall dietary pattern is more important than a particular superfood or supplement.

Exercise Regularly

Regular aerobic activity and strength training are associated with better metabolic health, muscle function, and cardiovascular fitness. Research suggests that long-term exercise may also reduce several inflammatory markers in older adults.

The appropriate type and intensity depend on age, fitness, joint health, and existing medical conditions.

Improve Sleep

Insufficient sleep is associated with obesity, diabetes, hypertension, cardiovascular disease, and other chronic conditions. Maintaining a regular sleep schedule and assessing problems such as sleep apnea may support both immune and metabolic health.

Manage Existing Medical Conditions

Diabetes, gum disease, autoimmune conditions, chronic infections, and obesity can contribute to ongoing inflammation. Effective medical treatment may be more important than taking a general anti-inflammatory supplement.

Avoid Smoking and Limit Alcohol

Smoking promotes oxidative stress, blood vessel injury, and inflammatory activity. Reducing tobacco exposure is one of the most meaningful steps for long-term health.

Alcohol intake should remain within appropriate medical guidance, particularly for people with liver disease, metabolic conditions, or medication interactions.

What Is the Role of Regenerative Medicine?

Mesenchymal stromal cells or stem cells, commonly called MSCs, are being studied for their immunomodulatory and biological signaling properties.

MSCs may interact with immune cells and release signals that influence inflammatory pathways. This is one reason they are being investigated in orthopedic, autoimmune, neurological, and other inflammatory conditions.

However, this mechanism does not mean that an MSC infusion can remove all inflammation, reverse aging, or prevent every chronic disease. Clinical evidence must be evaluated separately for each condition, cell product, dose, and administration route.

Regenerative medicine should therefore be considered according to a defined medical indication, not as a universal anti-inflammatory or anti-aging treatment.

Chronic inflammation can contribute to illness and age-related decline, but it is only one part of a complex biological process.

The most effective strategy begins with identifying possible causes, treating underlying medical conditions, improving lifestyle factors, and monitoring health over time. Patients considering regenerative medicine should receive an individualized medical assessment and realistic explanation of what current evidence does and does not show.

About EDNA Wellness

EDNA Wellness is a surgeon-led regenerative medicine center in Bangkok, specializing in orthopedic and neurological conditions using Umbilical Cord-Derived Mesenchymal Stem Cells (UC-MSCs).

All cases are reviewed by orthopedic surgeons and neurosurgeons, with a focus on clinical indication, patient safety, and realistic treatment expectations. Stem cell therapy is recommended selectively, and alternative treatments are considered when more appropriate.

For more information or to book a consultation:

LINE: @ednawellness
WhatsApp: +66 (0) 64 505 5599
www.ednawellness.com

References

• Furman D, et al. Chronic Inflammation in the Etiology of Disease Across the Life Span. Nat Med. 2019. https://pmc.ncbi.nlm.nih.gov/articles/PMC7147972/
• Baechle JJ, et al. Chronic Inflammation and the Hallmarks of Aging. Mol Metab. 2023. https://pmc.ncbi.nlm.nih.gov/articles/PMC10359950/
• Mathot E, et al. The Effect of Physical Interventions in Older Adults on Inflammatory Markers: An Umbrella Review of Systematic Reviews and Meta-Analyses. Innov Aging. 2025. https://pmc.ncbi.nlm.nih.gov/articles/PMC12398389/
• Shi Y, et al. Immunoregulatory Mechanisms of Mesenchymal Stem and Stromal Cells in Inflammatory Diseases. Nat Rev Nephrol. 2018. https://pubmed.ncbi.nlm.nih.gov/29895977/
• World Health Organization. Healthy Diet. WHO. 2026. https://www.who.int/news-room/fact-sheets/detail/healthy-diet
• Centers for Disease Control and Prevention. Sleep. CDC. 2024. https://www.cdc.gov/cdi/indicator-definitions/sleep.html