Part 2. Yale tracked 3,635 people over the age of 50 for 12 years. People who read books for more than 3.5 hours a week lived 23 months longer than people who didn’t read at all. A 20% drop in mortality risk. From sitting on a couch with a book. They controlled for age, sex, race, education, wealth, health status, and depression. The gap held across every single one. It only worked for books, though. Newspapers and magazines barely moved the needle. The researchers traced it to something specific: books force your brain to hold characters, plotlines, and ideas in memory at the same time and connect them across hours or days. That kind of sustained mental effort builds cognitive reserves that magazines and news articles simply don’t demand. A University of Sussex study found that just 6 minutes of reading cut stress levels by 68%. That beat listening to music (61%), drinking tea (54%), and going for a walk (42%). The cognitive neuropsychologist who ran it, David Lewis, said it works because reading locks the mind onto a single narrative, which slows heart rate and eases muscle tension. Your brain can’t spiral about your inbox when it’s tracking a plot. A 2013 study published in Science tested whether reading literary fiction improves your ability to read other people’s emotions. Five experiments. All showed the same thing: people who read literary fiction scored higher on emotion-recognition tests than people who read nonfiction, genre fiction, or nothing at all. The theory is that literary fiction presents complex, unpredictable characters who train your brain to decode real human behavior. Fair caveat: later replication attempts got mixed results, so the single-session effect is still debated. But the broader correlation between fiction reading and social cognition has held up across multiple independent studies. Reading on physical paper may matter more than you’d expect, too. Six out of seven meta-analyses have found that people comprehend text better on paper than on screens. Researchers call it the “screen inferiority effect.” Scrolling fragments attention and strips away physical cues (page thickness, text position) your brain uses to build a mental map of the material. A Norwegian eye-tracking study caught something unsettling: students reading on screens processed text more shallowly than paper readers. They didn’t even realize they were doing it. Part 1 covered the brain rewiring. This is the rest of the picture. Books cut stress faster than a walk. They may add nearly two years to your life. They sharpen your ability to read the room. And paper beats screens in 6 out of 7 studies for actually understanding what you read. Six minutes a day is where it starts.