So that’s their secret! Melinda Beck reports for the Wall Street Journal:
For a small group of people—perhaps just 1% to 3% of the population—sleep is a waste of time.
Natural “short sleepers,” as they’re officially known, are night owls and early birds simultaneously. They typically turn in well after midnight, then get up just a few hours later and barrel through the day without needing to take naps or load up on caffeine.
They are also energetic, outgoing, optimistic and ambitious…