Depressingly Easy

• Rates of depression have risen in recent decades, at the same time that people are enjoying time-saving conveniences such as microwave ovens, e-mail, prepared meals, and machines for washing clothes and mowing lawns.
• People of earlier generations, whose lives were characterized by greater efforts just to survive, para­dox­ically, were mentally healthier. Human ancestors also evolved in conditions where hard physical work was nece­ssary to thrive.
• By denying our brains the rewards that come from ­anticipating and executing complex tasks with our hands, the author argues, we undercut our mental well-being.