Men with gender dysphoria, commonly called gender identity disorder, are born as males but behave as and identify with women and want to change sex. Around puberty, the testes of men start to produce androstadienone, a musky-smelling steroid produced by men as a breakdown product of testosterone. Men release it in their sweat, especially from the armpits. Its only known function is to work like a...
Heroin is popular again, though not for reasons you expect. Gone are the days of desperate junkies in poverty settings. Now it is primarily cheap young urban professionals. Few studies on the demographics of present day heroin users have compared them to heroin users 40 to 50 years ago. In the 1960s, heroin junkies were primarily young men from minority groups living in urban areas. Theodore J. Cicero,...
MINNEAPOLIS – People with high levels of cynical distrust may be more likely to develop dementia, according to a study published in the May 28, 2014, online issue of Neurology ®, the medical journal of the American Academy of Neurology. Cynical distrust, which is defined as the belief that others are mainly motivated by selfish concerns, has been associated with other health problems, such as heart...
Most physicians would choose a do-not-resuscitate or "no code" status for themselves when they are terminally ill, yet they tend to pursue aggressive, life-prolonging treatment for patients facing the same prognosis. Hypocritical? No, Hippocratic. Is that a good thing? You betcha. V.J. Periyakoil, MD, clinical associate professor of medicine at Stanford University Medical Center and lead...
People sometimes use indoor tanning in the belief that this will prevent burns when they tan outdoors. However, indoor tanning raises the risk of developing melanoma even if a person has never had burns from either indoor or outdoor tanning, according to a study published May 29 in the JNCI: Journal of the National Cancer Institute . read more ...
A nationwide survey indicates that heroin users are attracted to heroin not only for the high, but because it is less expensive and easier to get than prescription painkillers. read more ...
Circumcision is performed for various reasons, including those that are based on religion, aesthetics, or health, but a paper in BJU International adds to a growing list of advantages to circumcision; it finds rhat the procedure may help prevent prostate cancer in some men. read more ...
Black trauma patients over the age of 65 are 20 percent less likely to die than white seniors, according to a report in JAMA Surgery . read more ...
A multi-institutional team of researchers has pinpointed exactly what goes wrong when chronic lymphocytic leukemia (CLL) patients develop resistance to ibrutinib, a highly effective, precisely targeted anti-cancer drug. In a correspondence published online May 28 in the New England Journal of Medicine , they show how the mutation triggers resistance. Their finding could guide development of new agents...
A new technique shows the dramatic influence that hazy exoplanet skies could have on scientists’ ability to learn about alien worlds orbiting distant stars. ...
Landforms surrounding a giant volcano on Mars indicate large lakes of water may have existed within glaciers. ...
BEIJING (Reuters) - China's Jade Rabbit moon rover is alive and functional, state media said on Wednesday, but technical problems and bitterly cold lunar nights have "weakened considerably" the buggy's ability to operate. ...
(Reuters) - Climate changes that have made Montana streams much warmer over the last 30 years are helping invasive trout push their native cousins toward extinction, researchers said on Tuesday, saying study is an example of global warming reducing biodiversity. ...
CAPE CANAVERAL Fla. (Reuters) - Leaving politics behind, a veteran Russian cosmonaut and a pair of rookie astronauts from the United States and Germany blasted off from the Baikonur Cosmodrome in Kazakhstan on Wednesday for a six-month mission aboard the International Space Station. ...
RANCHO PALOS VERDE California (Reuters) - Intel Corp introduced a walking, talking robot on Wednesday made from 3D-printed parts that will be available to consumers later this year, if they are willing to assemble it with a kit that costs around $1,600. ...
CAPE CANAVERAL Fla. (Reuters) - Leaving politics behind, a veteran Russian cosmonaut and a pair of rookie astronauts from the United States and Germany blasted off from the Baikonur Cosmodrome in Kazakhstan on Wednesday for a six-month mission aboard the International Space Station. ...
See photos from the Expedition 40/41 missions to the International Space Station, with images taken by the outpost's crew....
See photos from astronaut Alexander Gerst who is about to take off on a mission to the International Space Station, along with five others....
How strong is the proof for cosmic inflation, the event that drove the Big Bang?...
Three new crewmembers are set to launch on a quick trip to the International Space Station, and you can watch them blastoff live online today (May 28)....