Human Growth and Development / Unit 15 HGD 2128 short lesson, about 20 seconds
Processing Speed
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The idea
Processing speed, the time to perceive and respond, slows across adulthood and underlies other abilities; education raises the baseline rather than preventing decline.
In practice
The fastest young adults still outperforming their slower peers decades later, as everyone slows together.
Where people slip
Slowing is gradual and shows most on complex, time-pressured tasks such as driving in traffic.
Your place on the trail
Every lesson rests on earlier ones and opens later ones. Tap any to jump.
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