Vitamin B12 Deficiency Linked to Cognitive Impairment – So How Can You Get More B12 in Your Diet?

A new study published in Neurology has found that a deficiency in Vitamin B12 is associated with brain atrophy and increased cognitive decline. The study, which examined 121 patients age 65 and over throughout a 5 year period, measured serum markers of vitamin B12, neuropsychological test results, and MRI scans to draw conclusions about B12 [...]

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Posted September 29, 2011 by Karen Merzenich under Neuroscience, Research studies

For Middle-Aged Women, a Drink a Day Keeps the Doctor Away?

A new study from Harvard that looked at nearly 14,000 women over time revealed that those who had a small drink each day aged better than heavy drinkers and non-drinkers. The researchers noted that those women who drank between 1/2 ounce and 1 ounce of alcohol per day were 28% more likely to “achieve successful [...]

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Posted September 22, 2011 by MacLean Fitzgerald under Research studies

The Effect of the Internet on Our Memory

Ed. note: Today we are pleased to present a guest post from Natalie Hunter of Online Schools. Click on her name above for a full biography. For many people, the boon of the information age means we have an unprecedented amount of knowledge at the click of a mouse, and can access news, facts, and trivia [...]

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Posted September 19, 2011 by Natalie Hunter under Memory, Memory

Cancelled Stent Study for Strokes Reveals Implications for Evidence-Based Medicine and Surgical Interventions

I recently read an article in the New York Times that made me think about some issues around how medical testing works. The article talked about a randomized, controlled study that aimed to prevent strokes by implanting a stent into the brain. One group received the stent surgery, while the control group received no surgical [...]

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Posted September 12, 2011 by Karen Merzenich under Benefits of Brain Fitness, Neuroscience, Posit Science software, Research studies