‘Try my favourite, the one-arm dumbbell triceps extension,’ Zane says in his latest Instagram post. ‘This exercise isolates your triceps, helping build muscle and strength while improving arm ...

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

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 ...

The triceps — the forgotten halves of the upper arms. You might hear “welcome to the gun show” after a bicep pump, but rarely do you hear a clever quip about the triceps. Nevertheless, they’re ...

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 ...

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 ...

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 ...

Shoulder aches and tightness are pretty common, especially if you’ve been lifting for years or have old injuries that limit how far you can move overhead. But that doesn’t mean you have to give up on ...