Forger takes a more favorable view toward the devices, which he says help keep the overlooked importance of sleep front of mind. He recommends them even for people without significant sleep issues, ...

As the devices continue to gain popularity, experts say it is important to understand what they can and cannot tell you, and ...

Your chronological age can’t always tell you the state of your health, which is why biological clocks have been developed to show our risk of developing diseases or dying – but they’re not all they ...