Marghi Merzenich is the VP of Content for Posit Science. For over a decade, she's been helping to make complex neuroscience concepts more accessible to BrainHQ's users and partners.

How to Use BrainHQ Brain Training Exercises to Improve Your Memory

One of the most common questions we get here at Posit Science is “How can I improve my memory?” First, it’s important to understand the fundamental question: what is memory? There are several different types of memory, with the two main categories being long-term memory and short-term (aka working) memory. Within long-term memory, there are…

Daniel Wolpert Asks & Answers: "Why Do We Have Brains?"

With all of the complex brain science findings out there, I really enjoyed this TED talk from neuroscientist Daniel Wolpert that goes back to one of the most fundamental questions about brains: why do we have them at all? Wolpert argues that the only reason we evolved our brains is because we had to move,…

Study Shows Evidence of Chemotherapy-Related Cognitive Decline

“Chemobrain” or “chemofog” is a condition that affects cancer survivors who have undergone chemotherapy. Dozens of studies have shown that post-chemotherapy, patients may experience a decline in cognitive performance and memory, and many doctors have long believed chemobrain to be a significant problem for cancer patients. Despite this significant body of evidence, though, some medical professionals…

Saluting our Soldiers Series: Cognition and Combat

Ed. Note: To coincide with Independence Day celebrations, we’re offering an educational 4-part series “Saluting our Soldiers.” We’re taking a closer look at the mental health issues facing today’s soldiers and veterans—and sharing the latest research news affecting military personnel. Overview: The brain of an active duty soldier experiences a heavy cognitive load. Because combat situations…

Saluting our Soldiers Series: Mental Health & Older Veterans

Ed. Note: To coincide with Independence Day celebrations, we’re offering an educational 4-part series “Saluting our Soldiers.” We’re taking a closer look at the mental health issues facing today’s soldiers and veterans—and sharing the latest research news affecting military personnel. Overview: Recent findings presented at the annual “Brain at War” conference showed that living with…

Saluting our Soldiers Series: TBI, The "Signature Injury" of a Generation

Ed. Note: To coincide with Independence Day celebrations, we’re offering an educational 4-part series “Saluting our Soldiers.” We’re taking a closer look at the mental health issues facing today’s soldiers and veterans—and sharing the latest research news affecting military personnel. Overview: Official military figures report that about 115,000 troops have experienced a traumatic brain injury…

Saluting our Soldiers: Post-Traumatic Stress Disorder (PTSD)

Ed. Note: To coincide with Independence Day celebrations, we’re offering an educational 4-part series “Saluting our Soldiers.” We’re taking a closer look at the mental health issues facing today’s soldiers and veterans—and sharing the latest research news affecting military personnel. Overview: A recent analysis found that the Post-Traumatic Stress Disorder (PTSD) rate among troops serving…