What does this point do? Stomach 40 can help you out with that phlegmy head cold.
Acupuncturists are often asked "Why are you using that point?" or "What does that point do?" So I thought it might be useful for the curious among you to start a series of blog posts talking about specific points, their uses and how you can use them yourself at home.
The first point in the series is a point on the Lung channel, Lung 7 (LU 7).