Final answer:
The modification to Upward Facing Dog involves moving the scapula in an upward direction to help with shoulder alignment and tension relief.
Step-by-step explanation:
We can modify Upward Facing Dog with a pose that involves moving the scapula in an upward direction. This modification can help alleviate tension in the shoulders and improve the alignment in this yoga pose. It's important to note that while yoga has become popular in the West and the terms for various poses are widely used, the practice originally developed during the Vedic period and has played a significant role in cultural and spiritual practices, including those that influenced Buddhist meditation.