Heart and spleen deficiency refers to deficiency of spleen qi and heart blood, with palpitations and palpitations, insomnia and dreaminess, poor appetite, abdominal distension, loose stools and deficiency of both qi and blood as the main manifestations. 1. Qi and blood biochemical deficiency, heart loss of blood nourishment, or long-standing disease disorders, excessive thinking, dark injury to the heart and spleen, or chronic blood loss, Qi and blood deficiency, resulting in deficiency of Qi and blood in the heart and spleen. Spleen qi deficiency, Qi and blood biochemical deficiency, the heart is not nourished, the heart and mind are disturbed, then palpitations and palpitations, insomnia and dreaminess, forgetfulness. Loss of nourishment of the head and face, resulting in dizziness and yellowing of the face. Spleen deficiency and weakness of qi, dereliction of transport and transformation, failure to transform water and grain, so lack of appetite and little food, abdominal distension, loose stools. Spleen qi deficiency, weakness in blood intake, blood does not return to the meridian, then see all kinds of chronic bleeding, blood color is light. Lethargy and weakness, pale and tender tongue and weak pulse are all signs of Qi and Blood deficiency; 3. Key points of identification: palpitations and palpitations, insomnia and dreaminess, little food and loose stools, chronic bleeding and Qi and Blood deficiency symptoms are seen together.