http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Little is known about the effect of physical education (PE) on child weight, but a new study from Cornell University finds that increasing the amount of time that elementary schoolchildren spent in gym class reduces the probability of obesity. http://medicalxpress.com/news/2013-05-gym-class-probability-obesity.html Health Mon, 20 May 2013 16:06:33 EST news288284785 Studies have found that conditional cash transfer programs, in which governments pay citizens if they consistently practice societally beneficial behaviors, have improved pediatric health care and education in Mexico, increased HIV testing in Malawi, and reduced sexually transmitted infections in Tanzania. Public health researchers therefore investigated whether the idea could be applied to HIV risk behaviors among gay men and male sex workers in Mexico City. A new study reports not only that some members of those populations would change behavior for conditional cash payments, but the exact prices they would accept. http://medicalxpress.com/news/2013-02-incentive-price-hiv-mexico.html HIV & AIDS Mon, 04 Feb 2013 11:31:28 EST news279199881 (Medical Xpress) -- Obesity now accounts for almost 21 percent of U.S. health care costs -- more than twice the previous estimates, reports a new Cornell study. http://medicalxpress.com/news/2012-04-obesity-accounts-percent-medical.html Health Thu, 05 Apr 2012 05:47:18 EST news252823567 Cancer survivors are less likely to be employed, and they work fewer hours, than similarly aged adults without a history of cancer, even two to six years after diagnosis, according to a study by Penn State researchers. http://medicalxpress.com/news/2011-06-cancer-survivors-employment-hours.html Cancer Wed, 22 Jun 2011 09:52:48 EST news227955124 Each October, the color pink marks the arrival of National Breast Cancer Awareness Month. Media coverage, product promotions and even the football gridirons showcase the national effort to promote screenings and early detection of the cancer that 200,000 American women are diagnosed with each year. http://medicalxpress.com/news/2011-04-breast-cancer-awareness-national-consciousness.html Cancer Fri, 08 Apr 2011 12:32:56 EST news221484769