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Allergies and sinus infections can both affect your nasal passages and cause symptoms like congestion. But they’re two separate conditions with distinct causes and treatments. Allergies occur as a ...

Infection is the invasion by and multiplication of 'foreign' microorganisms that can cause pathological conditions or diseases in the host organism. Uropathogenic Escherichia coli infection of a ...

Viral infection is the invasion of the body by a small agent known as a virus. Viruses replicate inside host cells and can produce toxins that cause disease. The immune system helps to destroy viruses ...

E. coli bacteria from your skin or rectum are common causes of UTIs. UTIs often require antibiotics to treat and prevent serious complications like kidney damage. Holding in your pee can create an ...

H. pylori bacteria can disrupt your stomach's protective lining and cause peptic ulcers. You can treat H. pylori infections with antibiotics and medications that lower acid to prevent complications. H ...

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