(Medical Xpress) — Scientists at University of Queensland’s Brain Institute are one step closer to developing new therapies for treating dementia.
Author:
Why do people choke when the stakes are high?
In sports, on a game show, or just on the job, what causes people to choke when the stakes are high? A new study by researchers at the California Institute of Technology (Caltech) suggests that when there are high financial incentives to succeed, people can become so afraid of losing their potentially lucrative reward that their performance suffers.
Researchers say genes and vascular risk modify effects of aging on brain and cognition
Efforts to understand how the aging process affects the brain and cognition have expanded beyond simply comparing younger and older adults.
Misdiagnosis of MS is costing health system millions per year
It is relatively common for doctors to diagnose someone with multiple sclerosis when the patient doesn’t have the disease a misdiagnosis that not only causes patients potential harm but costs the U.S. health care system untold millions of dollars a year, according to a study published online today in the journal Neurology.
Chronic cocaine use triggers changes in brain’s neuron structure
Chronic exposure to cocaine reduces the expression of a protein known to regulate brain plasticity, according to new, in vivo research on the molecular basis of cocaine addiction. That reduction drives structural changes in the brain, which produce greater sensitivity to the rewarding effects of cocaine.