IBOV 187,206.89 ▼ 0.56% IPSA 11,220.10 ▼ 0.16% IPC MEX 63,815.90 ▼ 0.45% MERVAL 3,098,898 ▼ 1.87% COLCAP 2,589.69 ▼ 1.41% BVL PERÚ 59,373.28 ▼ 0.32% USD/BRL5.13▲ 0.40% USD/MXN16.96▼ 0.14% USD/CLP941.13— 0.00% USD/COP3,077▼ 1.03% USD/PEN3.35▲ 0.03% USD/ARS1,509▼ 0.28% USD/UYU40.26▲ 3.12% USD/PYG5,903▲ 3.23% USD/BOB11.98▼ 2.70% USD/DOP58.96▲ 0.79% USD/CRC447.55▲ 1.57% USD/GTQ7.63▲ 2.98% USD/HNL26.85▲ 0.57% USD/NIO36.62▲ 2.58% USD/VES830.41▼ 0.13% USD/PAB1.00— 0.00% USD/BZD2.00— 0.00% USD/JMD 157.28 — 0.00% USD/TTD6.74▲ 2.35% EUR/BRL5.94▲ 0.19% BRENT 88.88 ▼ 0.03% WTI 83.11 ▼ 0.11% IRON ORE 161.91 — — COPPER 6.61 ▲ 0.03% GOLD 4,461 ▲ 1.78% SILVER 65.59 ▲ 1.26% SOY 1,184 ▲ 3.20% CORN 480.50 ▲ 10.02% WHEAT 655.00 ▲ 3.93% COFFEE 317.25 ▼ 5.51% SUGAR 16.43 ▼ 1.79% ORANGE JUICE 138.55 ▼ 0.47% COTTON 85.03 ▲ 2.33% COCOA 5,719 ▲ 3.18% BEEF 223.60 ▼ 3.93% CATTLE 339.10 ▼ 3.16% LITHIUM 75.20 ▲ 1.47% PETR4 41.64 ▼ 0.05% VALE3 72.97 ▲ 0.83% ITUB4 38.60 ▼ 1.03% BBDC4 16.85 ▲ 0.36% ABEV3 14.89 ▼ 0.80% BBAS3 19.37 ▲ 0.47% B3SA3 14.26 ▼ 0.21% WEGE3 47.59 ▲ 0.49% PRIO3 59.14 ▼ 0.19% SUZB3 41.33 ▲ 2.35% RENT3 34.68 ▼ 0.09% AZZA3 15.89 ▼ 2.63% CSAN3 3.22 ▼ 1.83% RAIZ4 0.25 — 0.00% PCAR3 2.75 ▼ 0.36% GMAT3 3.65 ▼ 1.08% PSSA3 48.13 ▼ 0.54% CVCB3 1.33 ▼ 2.92% POSI3 3.36 ▲ 2.44% SLCE3 13.34 ▲ 0.30% NATU3 8.14 ▼ 0.73% IBOV 187,206.89 ▼ 0.56% IPSA 11,220.10 ▼ 0.16% IPC MEX 63,815.90 ▼ 0.45% MERVAL 3,098,898 ▼ 1.87% COLCAP 2,589.69 ▼ 1.41% BVL PERÚ 59,373.28 ▼ 0.32% USD/BRL 5.16 ▲ 0.01% USD/MXN 17.06 ▼ 0.24% USD/CLP 913.98 ▲ 0.04% USD/COP 3,140 ▲ 0.03% USD/PEN 3.36 ▼ 0.66% USD/ARS 1,493 ▲ 0.10% USD/UYU 40.27 ▲ 1.24% USD/PYG 5,939 ▲ 1.68% USD/BOB 11.64 ▼ 0.76% USD/DOP 58.34 ▲ 1.25% USD/CRC 445.92 ▲ 0.89% USD/GTQ 7.62 ▲ 2.21% USD/HNL 26.79 ▲ 1.57% USD/NIO 36.62 ▲ 0.69% USD/VES 762.44 ▼ 0.13% USD/PAB 1.00 — 0.00% USD/BZD 2.00 — 0.00% USD/JMD 157.28 — 0.00% USD/TTD 6.70 ▲ 0.61% EUR/BRL 5.95 ▲ 1.01% BRENT 88.88 ▼ 0.03% WTI 83.11 ▼ 0.11% IRON ORE 161.91 — — COPPER 6.61 ▲ 0.03% GOLD 4,461 ▲ 1.78% SILVER 65.59 ▲ 1.26% SOY 1,184 ▲ 3.20% CORN 480.50 ▲ 10.02% WHEAT 655.00 ▲ 3.93% COFFEE 317.25 ▼ 5.51% SUGAR 16.43 ▼ 1.79% ORANGE JUICE 138.55 ▼ 0.47% COTTON 85.03 ▲ 2.33% COCOA 5,719 ▲ 3.18% BEEF 223.60 ▼ 3.93% CATTLE 339.10 ▼ 3.16% LITHIUM 75.20 ▲ 1.47% PETR4 41.64 ▼ 0.05% VALE3 72.97 ▲ 0.83% ITUB4 38.60 ▼ 1.03% BBDC4 16.85 ▲ 0.36% ABEV3 14.89 ▼ 0.80% BBAS3 19.37 ▲ 0.47% B3SA3 14.26 ▼ 0.21% WEGE3 47.59 ▲ 0.49% PRIO3 59.14 ▼ 0.19% SUZB3 41.33 ▲ 2.35% RENT3 34.68 ▼ 0.09% AZZA3 15.89 ▼ 2.63% CSAN3 3.22 ▼ 1.83% RAIZ4 0.25 — 0.00% PCAR3 2.75 ▼ 0.36% GMAT3 3.65 ▼ 1.08% PSSA3 48.13 ▼ 0.54% CVCB3 1.33 ▼ 2.92% POSI3 3.36 ▲ 2.44% SLCE3 13.34 ▲ 0.30% NATU3 8.14 ▼ 0.73%
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Saturday, September 12, 2026

The Habit of Deception: How Our Brains Adapt to Lies

By · January 30, 2025 · 2 min read

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A groundbreaking study by neuroscientists Tali Sharot and Cass R. Sunstein reveals how people become accustomed to accepting and telling lies. Their book “Look Again” explores the brain’s tendency to adapt to repeated stimuli, including falsehoods.

This phenomenon has significant implications for our current era of misinformation. Sharot and Sunstein’s research shows that the brain’s response to lies weakens over time. This adaptation process applies to both hearing and telling untruths.

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The scientists conducted experiments measuring brain reactions when subjects lied for financial gain. Results indicated a decreasing neural response as lies were repeated.

The researchers propose that tolerance for one’s own lies may mirror tolerance for others’ deceptions. This theory could explain the escalating pattern of false statements observed in political figures.

For instance, Donald Trump‘s first 100 days as president saw an average of 5 false claims daily. This number rose to 9 months later and reached 19 by the end of his term.

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Our brains prioritize new information for survival, leading to habituation to familiar stimuli. This mechanism affects our perception of both positive and negative experiences.

People may grow accustomed to unpleasant situations, failing to recognize the need for change. Conversely, they might overlook the value of good aspects in their lives.

Insights from Look Again

The book “Look Again” offers insights into breaking harmful habits and rekindling appreciation for life’s positives. The authors suggest that understanding brain function can help overcome complacency.

They emphasize the importance of conscious effort in recognizing and altering detrimental patterns of thought and behavior. Sharot and Sunstein’s work extends beyond individual psychology to societal implications.

Their findings raise concerns about the public’s increasing tolerance for misinformation. As people become habituated to lies, the fabric of truth in society may gradually erode. This trend poses challenges for maintaining an informed and discerning citizenry.

In addition, the researchers advocate for proactive measures to combat this habituation to falsehoods. They suggest regular “reality checks” and seeking diverse information sources.

By staying vigilant and questioning familiar narratives, individuals can resist the brain’s tendency to accept repeated untruths. This study serves as a wake-up call in our current information landscape.

It underscores the need for critical thinking and active engagement with news and data. The authors’ work highlights the importance of individual responsibility in maintaining a truthful public discourse.

As society grapples with the spread of misinformation, understanding our brain’s adaptability becomes crucial. Sharot and Sunstein’s research provides valuable tools for navigating this complex terrain. Their insights empower readers to recognize and resist the subtle influence of repeated falsehoods in their lives.

This article was drafted with automated assistance and reviewed before publication. How we use AI · Report an error

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