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Dec 29, 2025

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2 pages

How the Brain Recovers: Understanding Plasticity after Trauma

Erica

@erica4

Your brain isn't fixed like a machine - it's constantly... Show more

Biopsychology
A01
Plasticity
Brain plasticity
PLASTICITY AND FUNCTIONAL RECOVERY OF THE BRAIN AFTER TRAUMA
A03
Brain has ability to change t

Brain Plasticity: Your Brain's Superpower

Ever wondered why London taxi drivers seem to have superhuman navigation skills? Research by Maguire and colleagues discovered their brains are literally different - they have more grey matter in the area responsible for spatial memory. This shows how experiences can physically reshape our brains.

Brain plasticity means your brain stays 'plastic' (changeable) throughout life, not just during childhood. During infancy, you actually have twice as many neural connections as adults - your brain keeps the useful ones and trims away the rest.

However, plasticity isn't always positive. People recovering from drug addiction often struggle with poorer cognitive functioning because their brains adapted to the substances. Amputees sometimes experience phantom limb syndrome, feeling painful sensations from limbs that are no longer there.

Key Point: Whilst plasticity generally decreases with age, research shows your brain can continue forming new connections throughout your entire life - so it's never too late to learn something new!

Functional Recovery: When Your Brain Bounces Back

After brain trauma or injury, something remarkable happens - other areas of your brain can step in and take over the damaged region's job. It's like having brilliant understudies ready to perform when the main actor is injured.

During recovery, several processes kick into action. Axonal sprouting involves growing new nerve endings, whilst denervation supersensitivity helps remaining neurons work harder to compensate for lost ones. Your brain might even recruit areas from the opposite hemisphere to help out.

Understanding these processes has led to better neurorehabilitation techniques and new therapies for patients. Interestingly, people with more education tend to recover better from brain injuries - having a good 'cognitive reserve' really pays off.

Research Limitation: Many studies on functional recovery use small sample sizes without control groups, so we need more robust research to fully understand these processes.

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591

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Dec 29, 2025

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2 pages

How the Brain Recovers: Understanding Plasticity after Trauma

Erica

@erica4

Your brain isn't fixed like a machine - it's constantly changing and adapting throughout your entire life. This amazing ability, called brain plasticity, means your brain can rewire itself and even recover from serious injuries by finding new ways to... Show more

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Brain Plasticity: Your Brain's Superpower

Key Point: Whilst plasticity generally decreases with age, research shows your brain can continue forming new connections throughout your entire life - so it's never too late to learn something new!

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Functional Recovery: When Your Brain Bounces Back

Research Limitation: Many studies on functional recovery use small sample sizes without control groups, so we need more robust research to fully understand these processes.