Updated September 16, 2025 at 5:00 AM EDT This story originally published on Jan. 9, 2024, and has been updated. Sleep has a huge impact on our health. It helps our brains function, protects against ...

How does your brain know when it's time to sleep? There are two main factors: Hours Awake. The longer you've been awake, the stronger your drive for sleep. Circadian Rhythm. Your body operates on a ...

(WXYZ) — Busy schedules can lead to less sleep, but a method called “sleep banking” might help you stay ahead of it. Sleep banking means “saving” or ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American We all know we should get more sleep, we're ...

The authors do not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and have disclosed no relevant affiliations beyond their ...