核心概念
The author challenges common misconceptions about exercise, sitting, running, and sleep, emphasizing the importance of movement and debunking myths surrounding physical activity.
摘要
In "Exercised," Daniel Lieberman debunks myths about exercise and sleep. He highlights that formal exercise is a recent concept in human history, emphasizes the significance of movement over intense workouts, dispels the demonization of sitting as "the new smoking," advocates for interrupted sitting to engage muscles, explains how chairs with backs contribute to back pain, refutes the idea that running is bad for knees, stresses the importance of physical activity as we age to combat frailty, and challenges the stress around getting eight hours of sleep a night.
统计
Our ancestors walked about 5 miles a day.
Sitting at work is not strongly associated with health issues.
Interrupted sitting can benefit health by engaging muscles.
Running does not increase arthritis risk in knees.
Strength training benefits remain consistent with age.
People in places without electricity or technology sleep similar hours to Americans.
引用
"People who live in places where there is no electricity don't sleep any more than the average American."
"Just getting up every once in a while... you're turning on your muscles."
"We make people stressed about what they should be doing."