Well before signs of dementia trigger a diagnosis of Alzheimer's disease, a person's cholesterol levels may be a bellwether of amyloid plaque buildup in the brain, a new study finds. Long considered a reliable predictor of heart attacks and strokes, worrisome cholesterol levels may now raise concerns about dementia risk as well, prompting more aggressive use of drugs, including statins, which alter cholesterol levels.
Elderly people who have both mild cognitive impairment and a history of serious concussion showed higher amounts of the protein deposits associated with Alzheimer's disease, according to a new study.
A faulty connection between where the brain stores the auditory building blocks of language and where it processes them may be to blame for dyslexia, a new study suggests.
The number of people suffering from dementia worldwide is set to explode in the coming decades as the population ages, tripling by 2050, according to a study released Thursday.
The teenager's voice breaks the silence that hangs over the dozing, grey-haired figures. "If you can keep your head when all about you are losing theirs and blaming it on you," she recites -- "you'll be a man, my son," finishes one of the pensioners, with a burst of recognition.
A wider definition of attention deficit hyperactivity disorder (ADHD) is causing inappropriate diagnosis and unnecessary and possibly harmful medical treatment costing up to US$500 million in the United States alone, scientists said on Wednesday.
Many people hospitalized in intensive care for conditions like a heart attack face lasting mental deficits similar to traumatic brain injury, U.S. researchers said Wednesday, urging families to push for minimal sedation.
Fewer than a quarter of the people in Taiwan who have contemplated suicide have sought help from medical professionals because of the stigmas associated with the act, according to a survey released recently.
An Australian woman who now speaks with a French-sounding accent after a head injury eight years ago has revealed the experience has left her feeling frustrated and reclusive.
A Mediterranean-style diet packed with fish, chicken and olive oil and low on fatty dairy products and meat may lower the risk of memory problems later in life, a large U.S. study said on Monday.