Brain Plasticity & Brain Fitness with Dr. Michael Merzenich

A few days ago, we hosted a Q&A session on Facebook about brain plasticity and brain fitness with Posit Science founder Dr. Michael Merzenich. For those who missed the discussion and prefer to read it in transcript form, I’ve re-posted it here. Question: I would love to know what Dr. Merzenich thinks about brain plasticity…

When PMS Strikes- Do You Blame Your Hormones or Your Head?

It’s common wisdom that women become emotionally unhinged when it’s their “time of the month,” right? Supposedly, we get weepy, angry, and just generally difficult whenever our periods come along. Is it true? For some women, sure, at least on occasion. Others aren’t as affected. This emotional instability has long been associated with hormonal changes…

Depression Increases the Risk of Developing Dementia

A new study has untangled the connection between depression and dementia, providing clear evidence that depression is a risk factor for dementia. Prior to this finding, it was unclear to researchers whether depression increased the risk of developing dementia or if dementia led to increased depression. Researchers screened nearly 1,000 participants and found 125 who…

Brain-to-Computer Chip to Treat Neurological Disorders

For many years scientists have been able to stimulate certain brain regions to treat various disorders, including depression and Parkinson’s disease.  This treatment method is often imprecise and over-stimulation of the brain can have damaging effects.  A recent study of deep brain stimulation therapy in patients with Parkinson’s disease found that patients with the brain…

Having Correctly Prescribed Glasses Improves Quality of Life

Studies have shown that nursing home residents in the United States and other industrialized countries have rates of vision problems that are 3 to 15 times higher than community-dwelling older adults. About one-third of these vision problems can be attributed to improperly prescribed glasses. Dr. Cynthia Owsley of the University of Alabama wondered if improving…