ScienceInsights

From heat and ibuprofen to magnesium and TENS units, here are practical, evidence-backed ways to ease period cramps that actually help.

Implantation bleeding typically happens 1–2 weeks before your period. Learn how to tell it apart from a regular period by color, flow, and timing.

Your protein needs depend on age, activity, and goals. Here's how to find the right daily amount to keep your muscles strong.

Frequent night waking at 5 months is usually normal. Learn the common reasons behind it and some practical steps to help everyone sleep better.

Teen bipolar disorder often looks different than you'd expect—learn how to recognize mood episodes, early warning signs, and what treatment involves.

Dark stretch marks are more treatable than faded ones. Here's what actually works, from retinoids to laser, and how long each takes.

Most 1-month-olds weigh between 8 and 12 pounds, but what matters more is steady growth along their personal curve.

A 124/68 blood pressure reading is close to ideal, but your systolic number is worth keeping an eye on. Here's what it means for your health.

Hip pain isn't always serious, but certain symptoms suggest something more than soreness. Learn how to tell the difference and when to see a doctor.

A weed high can last anywhere from 1 to 8 hours depending on how you consume it. Here's what to expect and what affects the duration.