Interest
Proportion of Hacker News items mentioning "arm" over time.
Mentions
Total number of Hacker News items mentioning "arm" over time.
In human anatomy, the arm refers to the upper limb in common usage, although academically the term specifically means the upper arm between the glenohumeral joint and the elbow joint. The distal part of the upper arm between the elbow and the radiocarpal joint is known as the forearm or "lower" arm, and the extremity beyond the wrist is the hand. Read more on Wikipedia