Add Yahoo as a preferred source to see more of our stories on Google. Man performing dumbbell overhead triceps extension in mirror. Take a look around at your fellow gym-goers next time you visit the ...

Good things always come in threes: fairy godmothers, parts of a combo meal, boy bands made of brothers (Hi Jonas and Hansen!). So it’s no surprise the most eye-popping muscle in your arms is, in fact, ...

A tough arm day workout doesn’t have to be complicated to be effective. Sometimes all it takes is one tool: the almighty ...

As the old adage goes, good things always come in threes, so it’s no surprise the most eye-popping muscle in your arms is, in fact, three parts that join together. 'There are three heads to the tricep ...

Expert trainers explain how to get the most out of kettlebell workouts—and which are the best to integrate into your weekly ...

In the ever-evolving world of fitness trends and high-intensity workouts, sometimes the most effective exercises are the simplest. Overhead tricep extensions may not look flashy on social media, but ...

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. Arm day can be one of ...

I'm a Fitness & Nutrition writer for CNET who enjoys reviewing the latest fitness gadgets, testing out activewear and sneakers, as well as debunking wellness/fitness myths. In my free time I enjoy ...

Overhead extensions may be a better exercise for building arm muscle than triceps pushdowns. New research suggests that lifting overhead lengthens the muscle for better gains. The study found ...

Amy and Rhys take us through a 20 minute kettlebell workout routine for all levels of ability. Amy demonstrates modified versions of each workout so even beginners with no experience using kettlebells ...