How Old Is Your Brain Really?
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01/5
What does 'brain age' primarily refer to?
The actual number of years you've been alive
A measure of brain health compared to peers
The size of your brain in cubic centimeters
The number of neurons in your brain
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02/5
Which lifestyle factor is scientifically proven to help keep your brain younger?
Watching TV for 3+ hours daily
Regular aerobic exercise
Eating fast food occasionally
Sleeping less than 5 hours nightly
03/5
What type of medical scan is most commonly used in research to estimate 'brain age'?
X-ray
MRI (Magnetic Resonance Imaging)
Ultrasound
CT scan only
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04/5
What does a 'brain age gap' of +5 years typically indicate?
Your brain is 5 years more advanced than average
Your brain appears 5 years older than your chronological age
You will live 5 years longer than expected
Your cognitive peak was 5 years ago
05/5
Which cognitive domain is NOT typically assessed in online 'brain age' tests?
Processing speed
Memory recall
Blood pressure reading
Attention span
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