New Blood Test May Predict Alzheimer’s, Dementia Risk

A simple blood test that a researcher calls a “game changer” may be able to accurately predict whether older adults will develop dementia. The experimental test, developed by researchers at six universities, was 90 percent accurate at predicting whether adults age 70 and older would develop either mild cognitive impairment or Alzheimer’s within two to three years. The study was published online Sunday in the journal Nature Medicine. The test measures the levels of 10 lipids, or fats, in the bloodstream. …

Test Your Brain With the Toughest Tongue Twister Ever

Try saying this 10 times fast: “pad kid poured curd pulled cod.” If you can do it, a team of scientists at the Massachusetts Institute of Technology (MIT) just might give you a prize. The team has been researching tongue twisters, those seemingly simple words or phrases that when spoken quickly and repeatedly make our brains stumble and our tongues get tangled. The researchers are interested in what tongue-twister errors can tell us about how our brains process speech. The …

Nuts for a Longer Life? Yes, but Which Ones Are Best?

Eating a handful of nuts a day may be all it takes to help ward off serious disease and prolong a healthy life, says a major new study. In the largest study to date to look at whether eating nuts can help you live longer, researchers who followed 76,464 women and 42,498 men for 30 years found that people who ate nuts every day were 20 percent less likely to die from heart disease, cancer or any other cause, compared …

Can’t Recall What’s-His-Name? Don’t Worry. It’s Normal

Do you remember this politician? His face is so familiar, but what the heck was his name? Or how about the celeb pictured next to him? He was in a bunch of movies, but his name …. darn, it’s on the tip of my tongue. Exactly. These annoying “tip-of-the-tongue” moments – when you know the name but just can’t retrieve it from your memory – seem to happen more often as we age and we often wonder if it signals …

What Causes Dementia? Anemia Is Part of the Puzzle

In yet another study linking healthy blood flow to brain health, new research finds that older adults with anemia – low levels of red blood cells – have an increased risk for dementia. Previous research has linked uncontrolled high cholesterol and high blood pressure to increased risk of dementia. Now this large new study finds that anemia also increases dementia risk. >> Stay sharp with help from the AARP Brain Health Center Researchers tested 2,500 older dementia-free adults in Memphis, Tenn., …

Blood Pressure Meds May Be Boosting Brain Power

If you take medications for high blood pressure and need encouragement to stay on them,  here’s a great incentive: some meds that lower blood pressure may actually be helping boost brain power. Scientists have known for years that controlling high blood pressure is linked to better brain health. Numerous studies have confirmed that what’s good for the heart is also good for the brain. But now new research published yesterday in BMJ Open suggests that some drugs that lower blood …