Does Light Exercise Help Memory? Ten Easy Minutes Woke Up the Hippocampus
Ten minutes of very light exercise sharpened memory for similar things and tightened hippocampal links. What the 2018 PNAS study did and did not show.
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StudyX Devlog: Brain Mondo
StudyX Devlog articles tagged "Brain Mondo".
Does Venting Anger Help? A Review of 154 Studies Says Calm Down Instead
Hitting a bag or going for a run did not reduce anger. Deep breathing and meditation cut both anger and aggression. A 2024 meta-analysis of 154 studies.
Is Recalling Better Than Rereading? The Testing Effect Experiment
Closing the book and recalling beat rereading at 2 days and 1 week. At 5 minutes rereading won, and rereaders felt more sure. The 2006 study, explained.
Is a Hands-Free Phone Safe While Driving? Crash Risk Was Still 3.8 Times Higher
Talking on a phone while driving made a crash about four times as likely: 4.9 times hand-held, 3.8 times hands-free. A 2005 study of 456 injured drivers.
How Long Does It Take to Form a Habit? A Study Found 18 to 254 Days
Repeating one behavior in the same context, people took 18 to 254 days to make it automatic. What the 2009 study did, and why one missed day didn't matter.
The Invisible Gorilla: 83% of Radiologists Missed a Gorilla in a Lung Scan
83% of 24 radiologists missed a large gorilla placed in a lung CT scan. The 2013 study, what eye tracking showed, a follow-up with real cancers, and tips.
Is Being Tired Like Being Drunk? 17 to 19 Hours Awake Matched Drinking
After 17 to 19 hours awake, some test scores matched or fell below those at 0.05% blood alcohol. The 2000 study, driving research, and self-awareness.
How to Act Without Relying on Motivation: If-Then Plans Across 94 Studies
Deciding in advance "if X happens, I will do Y" had a medium-to-large effect on reaching goals across 94 tests. Why it works, and when it works less well.
Do Phone Notifications Break Your Focus Even If You Ignore Them?
A phone notification alone raised errors on an attention task, even when people never touched the phone. The 2015 study, its effect size, and what helps.
Is Six Hours of Sleep Enough? Two Weeks of It Matched a Full Night Awake
Two weeks of six-hour nights cut attention as much as a night without sleep. What the 2003 study did, why people missed it, and if lie-ins help.