The Myth of Multitasking

Script: Why Your Brain Can’t Truly Multitask People say they’re good at multitasking.

Neuroscience says they’re not. The human brain does not perform multiple tasks at

the same time. What it actually does is rapid task switching. When you reply to

a message while studying, your brain shuts down the study task, switches context,

answers the message, and then switches back. Each switch costs energy and time.

This is called cognitive switching cost. Studies show that frequent switching can reduce efficiency

by up to 40%. Not because you’re slow — but because your brain needs time to reload rules,

goals, and attention every single time. This is why you feel tired even