Buddha's Triangle is a set of Acupressure points ideal for anxiety, depression, insomnia and sleep disturbed dreams.
Heart 7 is located on the side of the little finger of the wrist, along the first crease on the inner wrist.
Lung 9 is located on the opposite side of the wrist crease from H7.
Pericardium 6 is located 3 fingers above the wrist crease, directly in the centre of the mid wrist between the two tendons there.
The emotion of the heart is joy. A balanced heart has access to joy and peace. A heart out of balance can suffer from the symptoms listed above. These points help calm the mind + balance the heart.