http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. The bacteria that cause acne live on everyone's skin, yet one in five people is lucky enough to develop only an occasional pimple over a lifetime. What's their secret? http://medicalxpress.com/news/2013-02-people-zits-dont.html Diseases, Conditions, Syndromes Thu, 28 Feb 2013 04:30:02 EST news281211221 Our bodies contain far more microbial genes than human genes. And a new study suggests that just as human DNA varies from person to person, so too does the massive collection of microbial DNA in the intestine. http://medicalxpress.com/news/2012-12-genetic-fingerprint-belly.html Medical research Wed, 05 Dec 2012 13:00:01 EST news273926268 A new long-term study of human twins by University of Colorado Boulder researchers indicates the makeup of the population of bacteria bathing in their saliva is driven more by environmental factors than heritability. http://medicalxpress.com/news/2012-10-nurture-trumps-nature-oral-bacteria.html Genetics Thu, 11 Oct 2012 17:00:03 EST news269192894 A University of Illinois study shows that dietary fiber promotes a shift in the gut toward different types of beneficial bacteria. And the microbes that live in the gut, scientists now believe, can support a healthy gastrointestinal tract as well as affect our susceptibility to conditions as varied as type 2 diabetes, obesity, inflammatory bowel disease, colon cancer, and autoimmune disorders such as rheumatoid arthritis. http://medicalxpress.com/news/2012-06-dietary-fiber-gut-bacteria-gastrointestinal.html Health Wed, 27 Jun 2012 17:38:14 EST news260037484