The way we sleep can reveal a great deal about our overall health. But while many of us focus on the hours of shut-eye we get ...

In order to better understand her circadian rhythm, science journalist Lynne Peeples conducted an experiment in which lived for 10 days in a bunker, with no exposure to sunlight or clocks.

“I was never really getting into my rhythm again, and my team obviously needed me to tonight, and I didn’t,” said Murray, who also went 3 for 18 in the Game 2 loss.