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Tears help protect the conjunctiva by washing away bacteria. Tears also contain enzymes and antibodies that kill bacteria.There are many causes of conjunctivitis.
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Conjunctivitis may be caused by a viral infection, such as a cold, acute respiratory infection, or disease such as measles, herpes simplex, or herpes zoster. Symptoms include mild to severe discomfort in one or both eyes, redness, swelling of the ...
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Accurate diagnosis of conjunctivitis centers on taking the patient's history to learn when symptoms began, how long the condition has been going on, the symptoms experienced, and other predisposing factors. Diagnostic tests may include an eye exam...
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A virus is an infectious agent, often highly host-specific, consisting of genetic material surrounded by a protein coat.Viruses infect virtually every life form, including humans, animals, plants, fungi, and bacteria. So small that they cannot be ...
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Knowing whether your infection is caused by a virus or a bacterium makes a difference in how it is treated.
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Viruses are familiar from the common diseases they cause: colds and flu, for instance. But what are they, and how do they cause sickness?
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Is "killed virus" the same as an inactive virus in vaccines?
Henry (Hank) Bernstein, D.O. is a Senior Lecturer in Pediatrics at Harvard Medical School and Professor of Pediatrics at Dartmouth Medical School. Formerly the Associate Chief of General Pediatrics and Director of Primary Care at Children's Hospital Boston, he currently is the Chief of General Academic Pediatrics at Children's Hospital at Dartmouth. He has extensive and varied experience as a primary care pediatrician, and is a spokesperson for the news media on a variety of pediatric health care topics, including vaccination, common childhood illnesses, and practical information for caregivers.
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My husband's former girlfriend was treated for HPV (cervical cancer removed). She had this prior to their relationship. Could this recur? He has no symptoms, but could he be a carrier and pass it to me?
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If you have genital herpes, is it possible to have children without them being infected?
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Bacteria are prokaryotes(unicellular organisms with no membrane-enclosed nucleus) with simple structures that typically range in size from about 0.5 to 20 micrometers.Bacteria are named according to the binomial(two-name) system of nomenclature fi...
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How do you know if you have a sinus infection?
Harvey B. Simon, M.D. is an Associate Professor of Medicine at Harvard Medical School and a member of the Health Sciences Technology Faculty at Massachusetts Institute of Technology. He is the founding editor of Harvard Men's Health Watch (www.health.harvard.edu) and the author of six consumer health books, including The Harvard Medical School Guide to Men's Health (Simon and Schuster, 2002) and The No Sweat Exercise Plan. Lose Weight, Get Healthy and Live Longer (McGraw-Hill, 2006). Dr. Simon practices at the Massachusetts General Hospital; he received the London Prize for Excellence in Teaching from Harvard and MIT.
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Chlamydia is a disease caused by the bacteria Chlamydia trachomatis. It is most commonly sexually transmitted.Chlamydia infection is the most common sexually transmitted disease in the United States.
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Chlamydia infection is a very common STD. Because most people do not have symptoms, chlamydia may not be noticed until it causes severe problems. Left untreated, this STD can cause women and men to become sterile.
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Chlamydia is the most frequently reported bacterial STD by far in the United States -- and it can cause serious complications and infections for both men and women if left untreated.
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Chlamydia is the most common sexually transmitted disease(STD) in the United States, with about three million new cases diagnosed in the country each year. The disease is caused by a bacterium called Chlamydia trachomatis.
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Chlamydia is a common sexually transmitted disease(STD) caused by Chlamydia trachomatis, a bacterium. Chlamydia can be transmitted during vaginal, anal, or oral sex.
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Sexually transmitted disease(STD) caused by a bacteria called Chlamydia trachomatis.Chlamydia, a sexually transmitted disease, is more common than gonorrhea, affecting 35% and 8% of sexually active adolescents, respectively. Adolescent girls are a...
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Chlamydia is the most frequently reported infectious disease in the United States. Anyone who has sex is at risk for chlamydia.
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A lot of us don't realize that chlamydia and other sexually transmitted diseases (STDs) can cause no symptoms, meaning you could have an STD and not know it.
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Chlamydia is the most frequently reported bacterial sexually transmitted disease in the United States, but many people don't know about it.
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