ScienceInsights

Advil is ibuprofen, not acetaminophen. Learn how these two common pain relievers differ and when to reach for each one.

The "man cold" joke has some real biology behind it. Here's what science says about how men's immune systems handle respiratory illness.

From hormone therapy to lifestyle tweaks, here's what the evidence says actually helps with hot flashes—and what's worth skipping.

Pregnancy tests detect a hormone called hCG. Here's how it works, when it shows up, and why results aren't always straightforward.

Vaginal itching is usually caused by yeast infections, BV, STIs, or skin irritants. Learn how to tell them apart and what actually helps.

From dietary tweaks to medications and surgery, here's what actually helps with acid reflux and how to find the right approach for you.

Stool samples help doctors detect infections, inflammation, and cancer. Learn why they're ordered, what the tests involve, and how to collect one at home.

IVF is expensive, but loans, grants, tax deductions, and employer benefits can make it more manageable. Here's how to find financial help.

Armpit rashes have different causes, and the right treatment depends on knowing which one you have. Here's how to identify and treat yours.

From OTC meds to supplements and wearable devices, here's what actually helps with migraines—both in the moment and long term.