The mod adds a horizontal bar to the map, but for a reason, CJ will be able to pull up on it, CJ can pull up a certain number of times, each time the muscles and endurance of CJ will increase slightly. You can do these physical exercises every 6 hours. The mod was made from scratch, including the pull-up animation itself. Controls: Y will pull up, N - get off the horizontal bar, to start pulling up, press G while standing in the marker at the horizontal bar (marked with dumbbells)