We went directly to the source for the answer: A Thesaurus.
, standard time is the local time in a country or region when daylight saving time is not in use. during the summer months, generally setting clocks forward one hour from standard time.""The daily cycle of natural light and darkness is the most powerful timing cue to synchronize our body’s internal clock," the Illinois-based organization says.
"More darkness during early morning commutes may also contribute to an increased risk of traffic fatalities, according toSleep experts also argue that permanent daylight saving time would"disproportionately" affect people living in the northern part of the U.S. Sleep experts at the organization go on to say that seasonal time changes overall are unfavorable to health. According to the AASM, the changes have been linked to an increase in stroke, hospital admissions and cardiovascular events.found a reduction in the rate of cardiovascular events during standard time in particular, suggesting that the chronic effects of daylight saving time may lead to a higher risk of adverse health problems when compared with standard time," it says.
Germany was the first to adopt daylight saving time on May 1, 1916, during World War I as a way to conserve fuel. The rest of Europe followed soon after.