ScienceInsights

Learn how to fast safely for weight loss, from picking a schedule to breaking your fast without undoing your progress.

Colitis isn't one condition. Learn how ulcerative, Crohn's, and microscopic colitis differ in causes, symptoms, and treatment approaches.

Learn what it takes to become a surgical nurse, from your RN degree to CNOR certification, plus realistic salary ranges and how long the path takes.

A practical guide to cataract surgery recovery, covering when you can drive, exercise, swim, and travel as your vision heals.

A whole avocado a day has real benefits, but there are a few things worth knowing before making it a daily habit.

Sleep regressions typically happen at 4, 8-10, 12, and 18 months. Here's what causes them and what parents can do to get through each one.

Simple, evidence-backed ways to connect with your baby before birth, including tips for partners too.

The fluid in dyshidrotic eczema blisters isn't sweat — it's serum from your immune response. Learn what it is and why popping blisters makes things worse.

Green, black, hibiscus, and rooibos teas all offer real heart benefits. Here's what the research shows and how to get the most from each cup.

Learn why your brain gets busy at bedtime and discover practical, science-backed techniques to quiet racing thoughts and fall asleep faster.