Explore health data journaling and visualization techniques using Org Mode and GNUplot in this 25-minute conference talk from EmacsConf 2022. Learn how to set up daily health journal entries, create org templates, and utilize GNU Emacs for efficient data management. Discover the power of columnview tables and Gnuplot for generating insightful visualizations of time series data and health variables. Master the art of setting goal lines, creating custom templates, and harnessing the full potential of data-driven health tracking. Gain valuable insights into using free/libre software for personal health management and data analysis.