
Short term, lasting hours to days
Triggered by injury, infection, or irritants
Helps destroy harmful agents and repair tissue
Symptoms: redness, heat, swelling, pain, temporary loss of function
Acute inflammation is essential — without it, minor injuries or infections could become life?threatening.
Chronic inflammation persists for months or years and can occur even when there’s no injury. It may be caused by:
Persistent infections
Autoimmune disorders
Exposure to toxins
Poor diet, smoking, stress, or inactivity
It’s linked to major diseases, including:
Heart disease
Type 2 diabetes
Cancer
Alzheimer’s
Arthritis
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