8 Signs Your Immune System Is Weak
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3. You Have Wounds That Are Slow to Heal:
Cuts, scrapes, or bruises that take longer than usual to heal may indicate a weak immune system. Immune cells, like neutrophils and T-cells, play a key role in tissue repair. When these cells are less effective, the healing process slows down. Studies in elderly and diabetic patients show that delayed wound healing often occurs when immune responses are impaired. If even small wounds linger, it’s a sign your immune defense needs attention.
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