For some gym bros, every day is arm day. These guys spend ungodly amounts of time creating and tweaking (then re-creating and re-tweaking) new routine to get bigger and better pumps, with a list of ...

DENVER — Being stuck in your house does not mean you can't complete a full-body workout. As a certified personal trainer, I've redesigned all of my workouts for my clients and members to fit within a ...

Focusing on a specific muscle will help define it-- let's take the triceps. When you are working the triceps, you want to try a variety of angles to get maximum benefits. The first exercise is a ...

If toning the back of your arms is a goal, strengthening the triceps can help eliminate that common trouble spot that jiggles when you wave and help you feel more confident. But even more important, ...

Get stronger, leaner arms in just 10 minutes! 💪 This quick dumbbell arm workout targets your biceps, triceps, and shoulders for a full upper-body burn. Perfect for home workouts or the gym—no ...

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 ...

All the tricep workouts, exercises and expert-approved tips you need to add serious size to your upper arms ...

On arms day, triceps exercises tend to get thrown in as an afterthought once you’ve burned out your biceps and shoulders. But though the backs of our arms may not get top billing, that doesn’t mean ...

The triceps kickback goes under the radar when it comes to the usual tricep exercises done on push day. The favourites for that muscle seem to be locked in a constant loop of tricep pushdowns, ...

WHEN YOU DO a heavyweight bench press—arguably the premier upper body-building exercise for lifters of all stripes—there are two muscles working in tandem to power the bar up to the top of each rep: ...

Can you guess the “unofficial” sign for working out? I’ll give you a hint ... it’s probably the most popular upper body muscle to train. If you said biceps, you are correct. And the “curl” is the ...