Never mind it happens right before the holidays. I'm stressed either way. On Thu, Oct 30, 2008 at 9:36 AM, Chuck Harris <[EMAIL PROTECTED]> wrote:
> Brooke Clarke wrote: > > Hi Chuck: > > > > Not all of the U.S. uses DST, so there's a control group. > > That's true, but it cannot be said that the areas that don't > use DST are equivalent to those that do in all respects that > might cause heart problems. > > It is thought the change in sleep/wake patterns is what causes > the stress to the heart, so I would be most interested in what > happened to identical populations when the DST date changed. > > Unfortunately, he study period was from 1987 through 2006, so > I believe it missed the shift in DST dates. > > The Swedish researchers that did the study said the number of > heart attacks drops 5% for the 7 days after the US changes from > DST to standard time, and spikes on the Monday we go back to DST. > > I expect that the daily risk will be found to shift with the > change in the DST date. > > -Chuck Harris > > _______________________________________________ > time-nuts mailing list -- time-nuts@febo.com > To unsubscribe, go to > https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.