In medical terms, burnout relates to the release of cortisol, a stress hormone from the adrenal glands. "We need the right amount of cortisol to survive," says Dr Shaw. "But cortisol can become toxic ...

Here are a variety of iCloud tips and tricks you can use to optimize your experience with Apple's cloud storage service.

The Instagram Story hacks listed here allow you to add all kinds of effects to your posts that disappear after 24 hours.