Had to repin this fun productivity chart, but don't agree with taking a break every 20 mins. I think you should work in 60-90 mins increments...then walk away, take a break and yes do a physical activity.
Dealing with ADHD can greatly complicate your life. Though it’s normally associated with children or young adults, it’s something that adults can experience as well. Many adults who are deemed lazy, unfocused, or incapable of discipline suffer from ADHD without even realizing it.