The U.S. Senate wants to make Daylight Saving Time permanent, but sleep scientists are against it. Dr. James Rowley is a professor of pulmonary, critical care and sleep medicine at Wayne State University. He’s also the president-elect of the American Academy of Sleep Medicine. “We feel strongly that our bodies are best attuned to a clock that is standard time,” Rowley told us. Rowley talks about the history of Daylight Saving Time and shares some tips for acclimating to Sunday’s change.