What is the common cold?

Jul 31, 2014 ... New infections cause dormant viruses to reactivate. by University of ... Researchers have long wondered what causes herpes viruses—two ... Jan 16, 2025 ... As people age, their immune system becomes less effective at recognizing and eliminating harmful germs that may cause infections. This delay ... A yeast infection is a disrupted balance of good bacteria and yeast around the vagina that causes itching and discomfort. Learn about causes and treatment. Sep 11, 2024 ... The most common eye infection from contact lenses. Keratitis is the most common eye infection from wearing contact lenses. It is when the cornea ... What causes it? Neutropenia is often caused by cancer treatments such as chemotherapy and radiation. These treatments destroy cancer cells. But they can ... May 13, 2024 ... PAM typically happens when people go swimming or diving in warm freshwater lakes, rivers, or hot springs. What causes adenovirus infections in a child? Infection is caused by one of the group of adenoviruses. These are the most common ways the viruses are ... Most kids have at least one middle ear infection by the time they are 3 years old, but adults can also get them. What causes middle ear infections? Share ... Most urine infections in men are caused by germs (bacteria) which come from your own bowel. They cause no harm in your bowel but can cause infection if ... Ear infections are caused by bacteria or viruses in your middle ear, which is the part of your ear behind your eardrum. Most ear infections clear up within ...