To see your sleep data, open the Health app on your iPhone and tap Browse, then Sleep. At the top of the screen, you will see ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. The Apple Watch has a ...

We all know that getting quality sleep is key to feeling and functioning at our best -- but actually making it happen? That’s a whole different story. Maintaining good sleep habits can feel like a ...