There’s plenty of brain activity even when people are thinking nothing at all. But it’s the brain’s right side — for most people the less-dominant half — that stays busiest while you’re at rest, according to surprising new findings.
Researchers found that during periods of wakeful rest, the right hemisphere of the brain chatters more to itself than the left hemisphere does. It also sends more messages to the left hemisphere than vice versa. Surprisingly, this remains true whether the owner of the brain is left- or right-handed. That seems odd, because in right-handed people the left hemisphere is the dominant one, and in left-handed people the right is usually more dominant.
MORE . . .
- When You’re At Rest, Your Brain’s Right Side Hums (livescience.com)
- Might lefties and righties benefit differently from a power nap? At ‘rest,’ right hemisphere of the brain ‘talks’ more than the left hemisphere does (sciencedaily.com)
- ‘Power naps’ may boost right-brain activity (cnn.com)
- Superb! Brain Still Working Despite Being Napping (socyberty.com)
via New Scientist
A woman born missing a finger and a thumb has grown them back – albeit as part of a phantom limb. This extraordinary occurrence shows that our brain contains a fully functional map of our body image, regardless of what our limbs actually look like.
The woman, RN, was born with just three fingers on her right hand. Aged 18, RN had the hand amputated after a car accident. She later began to feel that her missing limb was still present, and developed a “phantom” hand.
RN was aware of a full complement of fingers, but her phantom thumb and index finger … (continue reading): Woman’s missing digits grow back in phantom form – health – 10 August 2012 – New Scientist.
- Woman’s missing fingers grow back in phantom form (foxnews.com)
- Woman’s missing digits grow back in phantom form (newscientist.com)
- Phantom Limbs: Woman Experiences Hand that Does Not Exist (sott.net)
- Woman born missing a finger and thumb grows them back as phantom limb (dailymail.co.uk)
- Phantom limb (myhealthaccount.wordpress.com)