Sleep

Insomnia means either difficulty in falling asleep, or inability to sleep soundly, waking easily and being unable to fall asleep again. Insomnia accompanied by dizziness and palpitations usually indicates failure of blood to nourish the heart due to deficiency of both the heart and spleen. Insomnia accompanied by restlessness in mind and dream - disturbed sleep suggests hyperactivity of the fire of the heart.

Difficulty in falling asleep due to an uncomfortable and empty sensation in the stomach or gastric discomfort after a full meal implies derangement of the stomach qi leading to mental restlessness.

If lethargy is accompanied by dizziness, it indicates accumulation of phlegm damp in the interior. A situation of being half asleep with general lassitude suggests deficiency of the yang of the heart and kidney.