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One in five older adults experience brain network weakening following knee replacement surgery

A new study finds that 23 percent of adults age 60 and older who underwent a total knee replacement experienced a decline in activity in at least one region of the brain responsible for specific cognitive functions. Fifteen percent of patients declined…

Does meditation really make us better people?

A new study questions the popular assumption that meditation and mindfulness practices help us develop pro-social behavior and become kinder human beings.

How to stop catastrophizing

A look at catastrophizing and how to stop it. Included is detail on the related psychiatric conditions, medical treatments, and the outlook.

Bilingualism could offset brain changes in Alzheimer’s

After more than a decade of research, this much we know: it’s good for your brain to know another language. A new study goes further, however, focusing specifically on the effects of knowing a second language for patients with Alzheimer’s disease and m…

Immune system dysfunction may occur early in Alzheimer’s disease

Study offers new insights into how brain and rest of body communicate.

Magnetic brain stimulation alters negative emotion perception

A new study reports that processing of negative emotion can be strengthened or weakened by tuning the excitability of the right frontal part of the brain.

Zika brain damage may go undetected in pregnancy

Zika virus may cause significant damage to the fetal brain even when the baby’s head size is normal, according to a primate study. The damage can be difficult to detect even with sophisticated brain scans. It may also occur from infections during child…

How brain’s reward system lessened distress over 2016 election results

Some people disturbed by the 2016 presidential election have suffered a loss of appetite, trouble sleeping and concentrating, and have become easily annoyed, while others equally disturbed by the election result have not suffered such symptoms of depre…

Fish study IDs genes that regulate social behaviors

Genes in an area of the brain that is relatively similar in fish, humans and all vertebrates appear to regulate how organisms coordinate and shift their behaviors, according to a new study.

Does dim light make us dumber?

Spending too much time in dimly lit rooms and offices may actually change the brain’s structure and hurt one’s ability to remember and learn, indicates groundbreaking research by neuroscientists.