The Mindful Counselor
https://www.themindfulcounselor.me/blog/do-you-have-to-sit-cross-legged-to-meditate
The guidance of meditation can be expressed in the following way: "Find a quiet place. Shut your eyes gently. Cleanse your mind." To the majority of the ADHD patients, that would be like advising someone to simply remember where they last left their keys