From trendsetting haircuts to viral nail designs, these are the celebrity beauty looks we couldn't get enough of.

A Cosmo editors rounded up the celebrity beauty moments that defined 2025—from Sabrina Carpenter's curls to Doechii's Paris ...

Exercise, be it spinning, lifting weights or pilates, means sweating – and while we may desire toned bodies, nobody wants to ...

A Massive New Study Says This Is What Happens to People Who Drink Black Coffee Every Day Scientists Tested the '5-Second Rule ...

In this short video I play around with my pink wig and turn it into a sleek high bun. I start by brushing and smoothing the ...

Testosterone is the primary sex hormone in men, and it is responsible for the development of many of the physical characteristics that are considered typically male, such as deep voice, hair growth, ...

Steffini Stalos, DO, FCAP, is a pathology and lab medicine physician. She is also the chief medical officer of the lab consultancy firm Blood Associates, LLC. Mean corpuscular hemoglobin concentration ...

A pulse oximeter measures blood oxygen levels at home and in healthcare settings. Abnormally low readings on a pulse oximeter might require medical care, especially if they are below 92%. Skin color ...