Sleep experts share what to do and what to avoid.

If you care about longevity, sleep matters. Poor sleep doesn't just leave you tired, it's also linked to faster aging and a higher risk of chronic disease. A 2024 study of more than 60,000 adults ...

Here’s how it works. First, place the tip of your tongue against your two upper front teeth, and keep it there. (The goal is to inhale and exhale around your tongue.) Then: While inhaling and exhaling ...