3 ms·

Dumb question - do these correct for quality of life factors? Exercise, to some degree, is a luxury. Is this just another case of people who have access to nice

• mruts 7y ago
  I would expect poorer people to do more physical work. I live in a 3rd world country and let me tell you, the people who get the most exercise aren’t doing it in their free time.
• ummonk 7y ago
  They controlled for several factors such as socioeconomic.