Why you let down your guard on ads when scrolling on social media

Per The Conversation, Matthew Pittman's research from the University of Tennessee shows that thirty seconds of social media scrolling raises your cognitive load—the mental strain of processing a feed—and that fatigue fundamentally changes how you respond to ads. His team tested participants with ads for eco-friendly products: some made explicit claims like 'the facts make it clear, we're the best,' while others left the conclusion to the viewer. Under normal conditions, people prefer thinking for themselves. But after scrolling? The explicit claims suddenly seemed more credible, not pushy. When your brain is tired, bold confidence reads as trustworthy rather than bossy. Pittman's takeaway: avoid major purchases when your cognitive load is high—late afternoon, end of the week, especially Friday afternoons. Wait until morning, when you can think clearly.

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