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. There are a lot of ...

Sometimes, your autonomic nervous system becomes dysregulated, leaving you in a state of chronic stress with uncomfortably high cortisol levels. You may not even realize how stressed you are, but your ...

Experts say it's important to understand what they can and cannot do.

Getting a good night’s sleep is an important part of maintaining your overall health. If you find yourself having difficulty falling asleep or sleeping through the night, this could be a sign of ...

Since December, I've had a new high level of insomnia. It normally takes me a few hours to fall asleep, but now it takes me twice as long. I'm a massive believer in bedtime mode and usually set strict ...

If habitual sleeplessness plagues you, then you know that all the "surefire" sleep tricks in the book don't always work. Like most things when it comes to your health and well-being, there is no ...

Many older adults experience insomnia, which can be due to mental health issues, medical conditions, and lifestyle changes. Treatment may involve improving sleep habits, therapy, and medication. Some ...

Technically, there is no certification process or education requirement to become a sleep coach — although some sleep coaches also market themselves as "holistic health coaches" or "nutrition experts.