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Everyone has gas. Most people pass gas 13 to 21 times a day. Passing gas through the mouth is called belching or burping. Passing gas through the anus is called ...
What is gastroenteritis? Gastroenteritis is an inflammation of the lining of the stomach and intestines. The main symptoms include vomiting and diarrhea. ...
Your digestive or gastrointestinal (GI) tract includes the esophagus, stomach, small intestine, large intestine or colon, rectum, and anus. Bleeding can come ...
Gaucher disease is a rare, inherited disorder. It is a type of lipid metabolism disorder. If you have it, you do not have enough of an enzyme called glucocerebrosidase. ...
Genes are the building blocks of inheritance. Passed from parent to child, they contain
instructions for making proteins. If genes don't produce the right ...
A genetic brain disorder is caused by a variation or a mutation in a gene. A variation is a different form of a gene. A mutation is a change in a gene. ...
Genetic counseling provides information and support to people who have, or may be at risk for, genetic disorders. A genetic counselor meets with you to discuss ...
Genes are the building blocks of heredity. They are passed from parent to child. They hold DNA, the instructions for making proteins. Proteins do most of the ...
What is genetic testing? Genetic testing is a type of medical test that looks for changes in your DNA. DNA is short for deoxyribonucleic acid. It contains ...
Genital herpes is a sexually transmitted infection (STI) caused by a herpes simplex virus (HSV). It can cause sores on your genital or rectal area, buttocks, and ...
What are genital warts? Genital warts are a sexually transmitted infection (STI) caused by the human papillomavirus (HPV). There are many types of HPV. ...
Your esophagus is the tube that carries food from your mouth to your stomach. Gastroesophageal reflux disease (GERD) happens when a muscle at the end of your ...
What are germs? Germs are microorganisms. This means that they can be seen only through a microscope. They can be found everywhere - in the air, soil, and ...
Giant cell arteritis is a disorder that causes inflammation of your arteries, usually in the scalp, neck, and arms. It narrows the arteries, which keeps blood ...
Giardiasis is an illness caused by a parasite called Giardia intestinalis. It lives in soil, food, and water. It may also be on surfaces that have been contaminated ...
What is glaucoma? Glaucoma is a group of diseases that can damage the optic nerve of one, or both, of your eyes. This can result in vision loss. There ...
The spread of a disease doesn't stop at a country's borders. With more people living in crowded cities and traveling to other countries, it's easier for ...
Gluten is a protein found in wheat, rye, and barley. It is found mainly in foods. But it may also be in other products like medicines, vitamins, and supplements. ...
Gonorrhea is a sexually transmitted infection (STI). It is most common in young adults. The bacteria that cause gonorrhea can infect the genital tract, mouth, or ...
What is gout? Gout is a common type of inflammatory arthritis. It causes pain, swelling, and redness in one or more joints. It usually happens as a flare, ...
