ScienceInsights

One-month-olds typically sleep 14–17 hours a day in short stretches. Learn what's normal, when to watch for red flags, and why the schedule feels so unpredictable.

Sprained ankle recovery ranges from days to months depending on severity. Learn what affects healing time and how to avoid re-injury.

Yeast infection odor comes from the infection itself — treating it properly is the only real fix. Here's what actually works.

From the first 72 hours to months later, here's what actually changes in your body when you quit drinking alcohol.

Whether to eat before or after a run depends on your goals, run length, and body. Here's how to figure out what works for you.

At 9 weeks, babies see best at 8–12 inches away. Learn what their blurry world looks like and how to support healthy vision development.

From salt water gargles to the right pain reliever, here's what actually soothes a sore throat and when it's time to see a doctor.

Toddler biting is normal but manageable. Learn why it happens and practical ways to reduce it through better responses and replacement behaviors.

Foamy morning urine is often just dehydration, but it can sometimes signal excess protein linked to kidney issues. Here's how to tell the difference.

Plan B's effectiveness depends on timing, body weight, and other factors. Here's what actually affects your chances and what to do next.