Magnetic stimulation can revive forgotten memories: Scientists

Q.  Scientists have found what type of stimulation can bring back forgotten memories?
- Published on 05 Dec 16

a. Magnetic
b. Thermal
c. Radioactive
d. None of the above

ANSWER: Magnetic
 
Magnetic stimulation can revive forgotten memories: ScientistsScientists have found that stimulating the brain with magnets can aid in retrieving forgotten memories, which helps people suffering from depression or schizophrenia.

Mental illness is associated with the inability to choose what to think about; scientists are now taking the first step towards mechanisms that control how we think.

Researchers have found that the brain stores less important information beyond the range of tools that monitor brain activity, and they succeeded in snapping the information back to active attention with magnets.

Researchers used a technique called transcranial magnetic stimulation to apply a focused electromagnetic field to the precise part of the brain involved in storing information.

They found they could trigger the sort of activity indicative of focused attention.

Further, if they cued research subjects, a TMS pulse would snap the stowed away memory back into attention prompting subjects to think they were cued to focus on the word.

This suggests a state of memory apart from the spotlight attention of active working memory and deep storage of more significant things in LTM.

Know the Human Brain
  • The human brain weighs around 2 percent of the body’s weight.
  • It uses 20% of its total energy and oxygen intake.
  • The brain constitutes 73 percent water.
  • It takes 2% dehydration to affect cognitive skills such as attention and memory.
  • 90 minutes of sweating can temporarily shrink the brain as much as a single year of ageing.
  • 25% of the body’s cholesterol is in the brain.
  • Each nerve cell in the brain connects with 40,000 synapses on an average.
  • All brain cells are not alike.
  • The human brain generates 12-25 watts of electricity enough to power an LED light.

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