ScienceInsights

Breast cancer risk rises sharply after 50, but age isn't the whole story. Learn how decade, race, and sex shape when it most commonly develops.

Yellow around the eyes can mean jaundice, xanthelasma, or harmless carotenemia. Here's how to tell them apart.

Mosquito bite reactions are immune responses to saliva proteins. Learn why some people swell more than others and how to find relief.

Diet changes like reducing sugar, eating more protein, and improving sleep can help reduce belly fat without a gym routine.

Learn how long Adderall 20 mg lasts for IR and XR formulas, what affects duration, and how to time your dose for a smoother day.

A two-tablespoon serving of almond butter has around 190 calories, mostly from healthy fats that help keep you full and satisfied.

A 20mg THC edible can last 6–8 hours or more. Learn what affects the duration and when it's safe to drive.

Learn what your Apple Watch ECG results actually mean, how to read the waveform, and what the watch can and can't detect about your heart health.

A fast heart rate isn't always serious, but it can signal conditions like thyroid issues or anemia. Learn what causes it and when to see a doctor.

BMI is a starting point, but your healthy weight depends on body fat distribution, age, ethnicity, and key health markers too.