Dr. Yalda Safai says our body functions work best when our waking hours are "aligned with the sun” and that “what’s best for our health is more sunlight in the morning and less in the evening.” Safai joins “NewsNation Now” to weigh in on the debate over whether the United States should eliminate daylight saving time. #DaylightSavingTime #TimeChange #StandardTime "NewsNation Now" is a no fluff, no filler newscast hosted by Nichole Berlie and Connell McShane featuring up-to-the-minute news drawing from a network of journalists across the U.S. Weekdays starting at 1p/12C. NewsNation is your source for fact-based, unbiased news for all America. More from NewsNation: newsnationnow.com Get our app: trib.al/TBXgYpp Find us on cable: trib.al/YDOpGyG How to watch on TV or streaming: trib.al/Vu0Ikij