Daylight saving time begins Sunday
The clock was moved an hour ahead on Sunday morning.
Watch CBS News
The clock was moved an hour ahead on Sunday morning.
The American Academy of Sleep Medicine says the time change can have negative effects on health, driving skill and medical patient safety.
AAA says drivers should be cautious on the roads and get enough sleep before getting behind the wheel.
Jasmine Payoute reports.
Stephanie Stahl reports.
Clocks will spring back one hour, reverting to Standard Time.
Six in 10 Americans said they preferred making daylight saving time permanent, according to a poll.