ScienceInsights

Macrobid is a common antibiotic for bladder infections. Learn how it works, who it's right for, and how it compares to other UTI treatments.

How to eat in a calorie deficit without losing muscle — covering protein, fats, carbs, and the small details that actually make a cut work.

Plan B works best within 72 hours, but effectiveness varies by timing, weight, and medications. Here's what you need to know.

Different cysts contain different things, from cheesy keratin to clear jelly. Learn what's normal inside each type and how to spot signs of infection.

Plaque hardens into tartar within days, but the right brushing, flossing, and diet habits can stop it before it becomes a problem.

From ibuprofen and heat pads to TENS units and supplements, here's what actually helps with period cramps and when to see a doctor.

Gripe water isn't FDA-approved and has a history of recalls. Here's what parents should know about its risks and safer alternatives for colic and gas.

Most cysts are harmless, but some need medical care. Learn how to tell the difference and when it's time to see a doctor.

Varicose veins can fade for several reasons, from postpartum recovery to weight loss. Learn what's likely behind the change and when to check with a doctor.

Learn how the ACA covers STI testing, where coverage gaps exist, and how to avoid unexpected costs when getting tested.