The rest of the country, including parts of the Navajo Nation within Arizona, observes daylight saving time. On Sunday at 2 a.m., clocks moved forward one hour to 3 a.m., a change that will remain in effect until standard time returns in November.

You're not alone if you had trouble waking up this morning after the time change. The good news is that getting morning sunlight can help your body adjust to Daylight Saving. Here's what you need to know.

Minnesota lawmakers approved legislation to permanently recognize daylight saving time, but it won't take effect without federal approval.

The practice of daylight saving time spans over a century of U.S. law. Here's who started it and why we observe the time change.

Daylight saving time begins on March 9. Here's how "springing forward" can affect your physical and mental health.

Boston psychologist says extra hour of daylight is beneficial for mental health 01:51. As we set the clocks forward for daylight saving time, Bostonians are feeling grateful for t