Increased risk of dementia in patients who experience delirium after surgery

Delirium is common in elderly hospitalized patients, affecting an estimated 14-56 percent of patients. It frequently…

Astrophysicists map out the light energy contained within the Milky Way

For the first time, a team of scientists has calculated the distribution of all light energy…

Three species of tiny frogs discovered in Peruvian Andes

Three more frog species have been discovered in the Peruvian Andes, raising to five the total…

Health consequences of selectively breeding German Shepherd dogs

German shepherd dogs could be predisposed to health conditions such as arthritis because of the way…

US transplant centers frequently refuse deceased donor kidneys

From 2007-2012, deceased donor kidneys in the United States were offered a median of 7 times…

People who drink 3 to 4 times per week less likely to develop diabetes than those who never drink

Frequent alcohol consumption is associated with a reduced risk of diabetes in both men and women,…

Ketamine for depression encouraging, but questions remain around long-term use

A world-first systematic review into the safety of ketamine as a treatment for depression shows the…

Link between backup immune defense, mutation seen in Crohn’s disease discovered

Genes that regulate a cellular recycling system called autophagy are commonly mutated in Crohn's disease patients,…

Using latest technology, MRI provides ‘one-stop-shop’ to evaluate potential liver donors

Using the latest techniques, MRI can provide a 'one-stop-shop' method for evaluation of potential living liver…

Researchers crack the smile, describing three types by muscle movement

The smile may be the most common and flexible expression, used to reveal some emotions, cover…