Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Sweat isn’t an ...

Andrew Jacked’s third-place finish in the Arnold Classic 2025 has only made him hungrier, and this time, he is ready to ...

Every new year comes with big intentions — and the quiet fear that I'll end up doing exactly what I did last year.

Rudnik is back at it with his first intense workout since having body work done, and wow he hasn’t sweat this hard in a long ...

While some people endeavor to prevent, hide, or cover up sweating, it's really nothing to be ashamed of and nothing that can (nor should be) stopped. Research shows that humans have between 2 and 4 ...

You’ve probably heard: “Sweat it out, and you’ll lose weight!” But is that really true? Does sweating help you lose weight, and does the amount of sweat on your workout clothes really reflect how much ...

Can accurately analyze sweat to provide real-time hydration guidelines. Uses a non-invasive patch to adhere the sensor to your arm. Takes fitness devices to a new level. Nix has so far provided thin ...

You might think sweating is just your body’s way of saying you’re working too hard but there’s actually something incredible happening beneath those glistening drops. According to doctors, your sweat ...