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Hepatitis B
Hepatitis is a redness and swelling (inflammation) of the liver. It sometimes causes permanent liver damage.
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Hepatitis C
Hepatitis C is a liver disease that is caused by the hepatitis C virus. It is redness and swelling (inflammation) of the liver that sometimes causes lasting damage. The liver isn’t able to work the way it should.
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Herpes Simplex Virus (HSV) Mouth Infection
Detailed information on mouth infections, including the oral herpes simplex virus infection.
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Hives (Urticaria)
Detailed information on hives, including what foods and medicines commonly cause them.
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Hemolytic Anemia
Hemolytic anemia is a disorder in which red blood cells are destroyed faster than they are made. Here's what you need to know.
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Hemorrhoids
Hemorrhoids are swollen and irritated veins or blood vessels in and around your anus and lower rectum. This happens when there is extra pressure on these veins.
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Hepatitis A
Hepatitis A is a liver disease that is easily spread from person to person. Hepatitis is a inflammation of the liver that sometimes causes lasting damage. Hepatitis A is a cause of hepatitis.
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Hormones and Your Endocrine System
Detailed information on hormones and their role in the workings of the endocrine system
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Hyperthyroidism
Hyperthyroidism means your thyroid gland is too active. Learn more about this condition, such as causes, symptoms, risk factors, diagnosis, treatment, and complications.
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Showing 4150 - 4158 of 12528 results