The technique is safe but needs to be optimized for longer-lasting results.

A new study from University of Illinois at Chicago researchers suggests that more than one-third of adults may be using prescription medications that have the potential to cause depression or increase the risk of suicide, and that because these medications are common and often have nothing to do with depression, patients, and health care providers may be unaware of the risk.

People with type 2 diabetes may have an increased risk of having a diagnosis of Parkinson’s disease later in life, according to a large study published recently in the online issue of Neurology, the medical journal of the American Academy of Neurology. In addition, the risk may be higher for younger people and those with complications from the disease.

We know that exercise may help improve thinking skills. But how much exercise? And for how long? To find the answers, researchers reviewed all of the studies where older adults were asked to exercise for at least four weeks and their tests of thinking and memory skills were compared to those of people who did not start a new exercise routine.

A strong social network could be the key to preserving memory.

South Asians living in the United States are more likely to die of heart conditions caused by atherosclerosis, such as heart attacks and strokes than East Asians and non-Hispanic whites in the US.