Forget to adjust for Daylight Saving Time? A doctor explains what to do next | CNN

No, I did not prepare for the start of Daylight Saving Time this past weekend, when most people in the United States move their clocks forward an hour. That means sunset will come later — despite our need for that lost hour of sleep overnight. Experts advised planning for this change two weeks ago by shifting your sleeping schedule a bit each night. That did not happen in my house and maybe it didn’t happen in your house either, since the workdays are long and everyone’s calendars are packed. Even though the shift is only 60 minutes, the sudden change can disrupt the body’s internal clock. Many people find themselves feeling groggy in the morning, restless at night and less focused during the day. Knowing what happens to your body when the clocks move forward and why the change affects some people more than others can help you adjust faster. And yes, there are times when people seek medical advice for sleep problems that linger after the transition. To guide us through this adjustment, I spoke with CNN wellness expert Dr. Leana Wen. Wen is an emergency physician and adjunct associate professor at George Washington University. She previously served as Baltimore’s health co

Mar 8, 2026 → Mar 8, 2026