The best in neuroscience this week from around the web:

 


Cows Human Transmission of Alzheimer’s Protein May Have Occurred as Result of Medical Procedures

Neuroscience News – Human Transmission of Alzheimer’s Protein May Have Occurred as Result of Medical Procedures [MEDIUM SCIENCE / SHORT READ]

GRANDMA IS SAFE: Don’t be too alarmed, but new research suggests that under special conditions, one of the hallmarks of Alzheimer’s Disease may be transmissible between humans. This is further evidence for a link between neurodegenerative disorders and prion diseases (like Mad Cow Disease). But really—keep seeing Grandma.


Obese Excess Weight at Age 50 Tied to Earlier Alzheimer’s Onset

New York Times – Excess Weight at Age 50 Tied to Earlier Alzheimer’s Onset [SHORT READ / SIMPLE SCIENCE]

A HEAVY PROBLEM: A new study shows that being obese at age 50 might be linked to an increased risk of developing Alzheimer’s younger. Scientists found that each unit increase in BMI was correlated with a 6.7-month decrease in the age of onset. 


Coffees_rise of work doping

The Atlantic – The Rise of Work Doping [SIMPLE SCIENCE / MEDIUM READ]

STEROIDS FOR YOUR BRAIN: We probably all want to be a little more intelligent than we really are—a little more focused and productive. The potential market for nootropics—or smart drugs—is big. What’s more, according to a recent study, smart drugs might really improve brain function in some ways.


Marshmallows_self control saps memory

The Guardian – Self control saps memory resources [MEDIUM READ / MEDIUM SCIENCE]

EITHER OR: New research has shown that memory and self-control share the same brain structures, i.e., they compete with each other. Read the article to find out how exercising willpower can impair your ability to retain new memories.