Most people on Earth have brown eyes, but why? Learn what drives eye color, how brown differs from hazel, and where in the world brown eyes are most common.
High triglycerides can stem from diet, lifestyle, medications, or genetics. Learn what's likely driving your levels and why it matters for your health.
Mirena lasts up to 8 years for birth control, but only 5 for heavy periods. Here's what to know about timing, replacement, and what happens after removal.