24 Successful People Who Wake Up Really (Really) Early

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David Davies/PA WIREVirgin Group founder Richard Branson wakes up at 5:45 every morning - even when he's staying at his private island.

By Gus Lubin and Rachel Sugar

They say the early bird catches the worm, and research suggests there might be some truth to the old adage.

Waking up with (or before) the sun allows executives like GM's Mary Barra and Pepsi's Indra Nooyi to get a head start on the day, knocking out tasks before the rest of the world has rolled out of bed.

Those "extra" hours also give them a chance to do some creative thinking, fit in a workout, and spend time with family.

Ahead, 24 early risers who may convince you never to hit snooze again.

Max Nisen and Aaron Taube contributed to earlier versions of this article.