The Alzheimers drug Aricept may not soothe agitation in patients with severe Alzheimers disease, a British study shows.

Highly conscientious people may be less likely to develop Alzheimers disease, researchers report.

A specialized type of brain scan may spot early signs of Alzheimers disease and aid in treatment of the disease.

Alzheimers disease patients may live longer if they follow a traditional Mediterranean diet, doctors report in the journal Neurology.

People who take cholesterol-cutting statin drugs may be less likely to develop Alzheimers brain abnormalities, experts report in Neurology.

Weight loss among middle-aged and older women may be an early warning sign of dementia, a study shows.

Long-term use of H2 blockers, including Axid, Pepcid, Tagamet, and Zantac, may up the risk of mental decline in later life, a study shows.

Zocor -- but not sister cholesterol-lowering drugs Lipitor or Mevacor -- may cut the risk of both Alzheimers and Parkinsons diseases.

A chemical in the curry spice turmeric may help delete a key ingredient in Alzheimers brain plaque, say UCLA researchers.

The FDA has approved the Exelon Patch, the first skin patch for the treatment of mild to moderate Alzheimers disease.

An international panel of experts proposes using high-tech tests to radically change -- and speed -- Alzheimers disease diagnosis.

Many people in the early stages of dementia -- such as Alzheimers -- can continue to drive safely as long as they are monitored closely, researchers say.

Brain challenges such as reading newspapers, seeing plays, or playing games may help prevent Alzheimers, experts note in Neurology.

Research appears to be moving closer to developing early tests for Alzheimers disease, a milestone that could allow treatment for the degenerative disease to begin at a much earlier stage than it does today.

Scientists reported some progress in their search for new drugs to treat Alzheimers disease Monday, even while researchers studying a closely watched new drug said they must rework their data to determine if it is effective.

: Today, 26.6 million people worldwide suffer Alzheimers disease. In just over 40 years, that number will quadruple to more than 106 million patients -- and 43% of them will need full-time care in nursing homes.

Certain mutations in the GAB2 gene may make Alzheimers disease more likely, researchers report in the journal Neuron.

Drinking alcohol in moderation may slow the progression to dementia in elderly people who already have mild mental declines, new research suggests.

A brain scan test may help predict which people with memory loss will develop Alzheimers disease, a preliminary study shows.

Taking estrogen replacement therapy before age 65 appears to protect women from developing dementia later on, a new study suggests.