Diet is a matter of personal preference, but if you're interested in the advanced states of meditation, eating mammals should be avoided. They have a more evolved consciousness and can affect your attention field greatly.
Frederick LenzThe shushumna is a tube. It is an astral tube, like a reed. It runs from the base of the spine to between the eyebrows and a little bit above.
Frederick LenzWork sustains us as bodies and it consumes a great deal of energy. The conservation of energy is the component theme of Buddhist practice and yoga. That is why people live in monasteries.
Frederick Lenz