Add Yahoo as a preferred source to see more of our stories on Google. Think doing the best bicep exercises is enough to get you jacked arms like The Rock? You're mistaken. Yes, the biceps may give ...

The triceps brachii is a three-headed muscle that plays a critical role in elbow extension, pressing strength, and upper arm development. Its long, lateral, and medial heads each contribute ...

Firming your upper arms requires building lean muscle in your triceps and biceps. Many gym-goers turn to machines for their ...

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 ...

Cable machines are one of the best and most versatile pieces of equipment in any gym. With a simple adjustment in pulley height, handle attachment, or weight, you can train multiple movement patterns ...

Effective arm training should target both the biceps and triceps with a mix of single-joint and compound exercises.

If you tend to walk right past the cable machine at the gym, listen up. While you can always work your triceps with a set of dumbbells, the cable machine is an excellent way to isolate your arms and ...

Dr. Shields is a physical therapist with a background in English Literature and a passion for healthcare and education. She hopes to combine her clinical expertise with her love of writing, establish ...