治禪病祕要法 1.43

1.43

"Furthermore, Śāriputra! If a monk in an araṇya applies his mind too urgently, counts his breaths too coarsely, sleeps with inadequate covering, and due to external wind and cold, or due to agitating the spleen conduit and the channels of the spleen and kidneys, wind arises in the tendons, reversed qi obstructs the chest, and fluids from every joint stop and stagnate within the chest, as a result turbulent blood and qi provoke headaches, fullness in the back, and cramping of the sinews, it should be treated quickly.