ScienceInsights

Tylenol and ibuprofen can safely be taken together. Here's how to combine them effectively, what doses are safe, and when to be careful.

Swollen gums are usually a sign of gum disease, but hormones, medications, and vitamin deficiencies can also be behind it. Here's what to know.

A blood pressure of 114/60 is generally healthy, but that diastolic number sits right at the lower edge. Here's what it means for you.

At 9 months, most babies drink 24–32 oz of breast milk or formula daily, with solid foods gradually filling more of their nutritional needs.

Average 4-month baby weights, how feeding type affects growth, and what pediatricians actually look for when tracking your baby's development.

Find out how much water a 13-month-old needs daily, how milk fits in, and signs your toddler may not be getting enough to drink.

Babies can safely sleep in car seats, but there are important limits. Learn why the 2-hour rule matters and how to keep your baby safe on longer trips.

At 17 weeks pregnant, aches and pains are common. Learn which ones are normal, like round ligament and back pain, and when to call your doctor.

Sudden tooth sensitivity usually has a clear cause. Learn what's behind that sharp pain and how to find relief at home or with your dentist.

Clear skin takes more than one product. Learn which treatments actually work for active acne and scars, from drugstore staples to professional options.