8 Signs Your Immune System Is Weak
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2. You Regularly Have an Infection:
Repeated infections, such as sinus infections, urinary tract infections, or ear infections, are a red flag for immunity problems. Adults who require antibiotics three or more times a year are more likely to have underlying immune deficiencies. Even minor infections may become more frequent or take longer to resolve when immunity is low. Tracking recurring infections can help you and your doctor detect immune issues early.
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