Which point corresponds with the characteristic of having a 'Shu Stream' and being associated with Earth?

The point that corresponds to the characteristic of having a 'Shu Stream' and is associated with Earth is H7, also known as Shenmen. In Traditional Chinese Medicine (TCM), each of the channels includes points that belong to different categories based on their functions and characteristics. Shu Stream points are particularly significant because they are located at the distal end of the channel and are associated with the transformation of Qi and the influence over the body's internal organs.

H7 is categorized as a Shu Stream point and specific attributes of this point include its connection to the Heart, with functions involving emotional regulation and settling the spirit. Being associated with the Earth element aligns with its capacity to nourish and calm, making it an essential point for addressing conditions like insomnia that may stem from imbalances in Heart Qi or Blood.

In contrast, while H6 (related to night sweats) and H9 (associated with Jing and Wood) are relevant points in their own right, they do not match both the categorization of Shu Stream and the Earth association as clearly as H7 does. P-4 (a point linked to the Pericardium) also does not fit the query in terms of element association or Shu Stream classification. Thus, H7 stands out in its