Ever notice how a rough night's sleep makes you snap at people you love—or how a great conversation with a friend helps you sleep better? That's not coincidence. Research reveals a two-way link between social connection and sleep quality: supportive relationships calm your nervous system and help you rest, while good sleep gives you the patience and empathy to show up for others. Discover the science behind this loop—and why nurturing relationships may be one of the best thin

Cinco de Mayo has a lesson hiding in plain sight: the siesta. Discover the ancient roots of midday napping and what modern sleep science says about why it actually works.