We’re interested in rest. At least, as a nation, we are because

 9 yrs ago, CNN reported Sleep problems were estimated to be the #1 health-related problem in America

 We sleep on average 6.9 hrs/day, almost an hour less than a few decades ago. One estimate reports that almost 74% of all Americans don’t get enough sleep each night, which explains why ½ of all Americans can’t get up without an alarm clock.

 51% of adults say they have problems sleeping at least a few nights each week ; Almost 1/3rd have trouble sleeping every night; 65% of Americans lose sleep because of stress

 Vehicular crashes are the 3rd leading cause of death and injury in the United States, and up to 20% of them are sleep related; 30-40% of heavy truck accidents are sleep-related

 Among adults aged 20-44, use of sleep medications doubled between 2000 and 2004, while spending among the age group for a restful night jumped 190% over that period. Americans filled more than 35 million prescriptions for sleeping pills in 2004, spending $2.1 billion.