ScienceInsights

Aging well comes down to a handful of evidence-based habits—from strength training and sleep to social connection and preventive care.

Chest pain during pregnancy is usually harmless, but some causes need prompt care. Learn what's normal and when to call your doctor.

A 5mg edible typically lasts 4–8 hours, but onset, peak, and next-day effects vary. Here's what to expect and why everyone's experience differs.

Bruises heal faster with the right approach at the right time. Learn which home remedies actually work, from ice to arnica, and when to see a doctor.

Hip replacement recovery typically takes 3–6 months. Here's what to expect week by week, from pain management to getting back behind the wheel.

At 10 months, most babies need 24–32 oz of formula daily alongside growing solid meals. Learn how to balance both and spot signs your baby is well-fed.

At 2 months, 6 wet diapers a day is the general target. Learn what healthy output looks like and when to call your pediatrician.

Kidney pain can often be eased at home, but some symptoms need prompt care. Learn what helps and when it's time to call a doctor.

Hormones, evolution, and brain chemistry all play a role in why sex tends to be a high priority for men. Here's what the science actually says.