Why can I see spots?

Why can I see spots?

The answer is what psychologists call Lateral Inhibition.  The activity of one cell suppresses the activity of a nearby cell. Lateral inhibition illustrates that vision is not a passive process of seeing merely what is objectively there; it also explains optical...
Why can I see two images?

Why can I see two images?

Can you see a saxophone player in this image, or a girl’s face? Your clever brain takes short-cuts and decides what you most likely want to see. In this optical illusion, your brain makes a decision between the negative and positive light used to create the...
Fitness in your 40’s Can Reduce Brain Aging

Fitness in your 40’s Can Reduce Brain Aging

“Many people don’t start worrying about their brain health until later in life, but this study provides more evidence that [lack of fitness] in midlife may have consequences for brain aging later on.” Nicole L. Spartano, Ph.D of Boston University...
Can Exercise Change our Body & Brain?

Can Exercise Change our Body & Brain?

Or do the genes we were born with and our upbringing matter more? To find out, scientists in Finland researched 10 pairs of young male identical twins, checking them every few years from the age of 16. One of the pair exercised regularly and one  did not, usually...
7 Tips for Smarter Snacking

7 Tips for Smarter Snacking

Do you get hungry at odd times of the day?  With a bit of preparation, you can feed your brain as well as those pangs! Go for the grain. Whole-grain snacks such as whole-grain low-salt pretzels or tortilla chips and high-fibre, whole-grain cereals can give you some...