The brachial artery is the chief artery supplying blood to the arm, forearm, and hand. It supplies the tissues of the upper limb with oxygen and nutrients. Two terminal brachial artery branches, the ...

Add Yahoo as a preferred source to see more of our stories on Google. Shoulder tap planks are a great forearm workout that also tones the entire core. (Getty Images) When you think about strengthening ...

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. You probably work your ...