The good news: You will soon get a glorious extra hour of sleep. The bad: It’ll be dark as a pocket by late afternoon for the next few months in the U.S.

Daylight saving time ends at 2 a.m. local time on Sunday, November 2, which means you should set your clock back an hour before you go to bed.

But a study overall shows how much sleep you'll get depends on what state you live in.

How much sleep does your state get?

By the numbers:

The American Heart Association and Brigham and Women’s Hospital released a study showing when a person usually goes to sleep and how much sleep that person gets depending on the state the person lives in.

How much sleep do you really need?

Dig deeper:

Experts say it’s an important question to consider.

Most of us spend a third of our lives sleeping, but

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