ScienceInsights

Research shows couples average sex about once a week, but frequency varies widely and has been declining. Here's what the data says and why it matters.

Learn what healthy resting blood pressure looks like at different ages, from children to older adults, and what your numbers really mean for your health.

Most sinus infections clear up on their own. Learn which treatments actually help and when it's time to see a doctor.

Wisdom tooth removal can take anywhere from minutes to over an hour. Here's what affects procedure time and how long you'll actually be at the dentist's office.

Heel pain after walking is often plantar fasciitis, but other conditions can be to blame. Learn what's causing your pain and how to find relief.

From honey and salt water to OTC pain relievers, here are practical remedies that can ease sore throat discomfort at home — and when to see a doctor.

Language-based learning disabilities affect how the brain processes words. Learn the signs, how diagnosis works, and what support looks like at school and beyond.

Night terrors can be scary for parents, but most toddlers outgrow them. Learn what causes them and how to reduce episodes.

From folic acid to prescription options, here's what vitamins and medications may help when you're trying to conceive.

Learn how sugars, starches, and fiber differ, how your body digests each type, and what that means for making sense of carbs in your diet.