ALEXANDRIA, Va., July 21 -- United States Patent no. 12,685,917, issued on July 21.

"Entertainment content-based exercise machine workout intensity control system" was invented by James Richard Terrell II (Charlotte, N.C.), Joshua Rand Terrell (Stockbridge, Ga.) and Micah James Terrell (Newark, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A computer-implemented method uses entertainment content to automatically control an exercise machine to adjust an intensity of a user workout. A content player plays entertainment content that is presented to a user. The entertainment content is tagged with intensity and timing annotations correlating to attributes of the entertainment content at various points in...