The less control people had over their work, the higher their blood pressure during work hours. Moreover, blood pressure at home was unrelated to the level of job control, indicating that the spike during work hours was specifically caused by lack of choice on the job. People with little control over their work also experienced more back pain, missed more days of work due to illness in general, and had higher rates of mental illness-the human equivalent of stereotypies, resulting in the decreased quality of life common to animals reared in captivity.
Sheena IyengarI think of choosing as a... both a fun and an effortful activity and I think of choice as something that in order for you to really get what you want out of it you have to put a lot into it and so I'm only willing to do that for a few different things and for the rest I really just try to either satisfy, come up with a simple rule or let somebody else make the choice.
Sheena IyengarThey [people] start asking themselves "Well which one is the best? Which one would be good for me?" And all those questions are much easier to ask if you're choosing from six than when you're choosing from 24 and if you look at the marketplace today most often we have a lot more than 24 of things to choose from.
Sheena IyengarI put out a good 10 different types of drinks for them and they just said, "Oh, okay, so it's just one choice." One choice? I gave you Coke, Pepsi, Ginger Ale, Sprite. They saw that as one choice. Now why was that one choice? Because they felt, well, it was just all soda.
Sheena IyengarLike, people are less likely to invest in their retirement when they have more options in their 401K plans than when they have fewer.
Sheena Iyengar