8 Signs Your Immune System Is Weak
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7. Bathroom Problems:
About 70% of your immune system is in your gut, so digestive issues may indicate weak immunity. Symptoms like bloating, diarrhea, constipation, or IBS-like problems often reflect impaired gut-associated lymphoid tissue. Studies show that people with recurrent gut problems have lower protective antibodies, reduced microbial diversity, and weaker gut barrier function. Maintaining a healthy gut is essential for strong overall immunity.
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