8 Signs Your Immune System Is Weak
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8. Patchy Hair Loss:
Sudden patchy hair loss, known as alopecia areata, can occur when the immune system mistakenly attacks hair follicles. Even non-autoimmune hair thinning may happen due to poor immune regulation or chronic illness. Research confirms that elevated inflammatory cytokines and reduced regulatory immune cells are linked to hair loss. If you notice unusual or patchy hair thinning, it may be a warning sign to check your immune health.
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