Insufficient qi and blood is manifested by poor spirit, fatigue, chest tightness and shortness of breath, etc.; the causes include too much worry and anxiety, which affects appetite and leads to damage of the spleen and stomach in the long run; or overwork, which leads to overdraft of the body and depletion of the body. Insufficient qi and blood is characterized by poor spirit, fatigue, chest tightness and shortness of breath, lack of strength to speak, dizziness, heartburn, insomnia, and so on. The causes of insufficient qi and blood include innate weakness and insufficient reserve; or too much worry and anxiety, which affects appetite and leads to damage of the spleen and stomach over time; or overwork, which leads to overdraft of the body and depletion of the body, etc.; or elderly people, whose qi and blood are running slowly and metabolism is declining, are also prone to develop insufficient qi and blood. If you have any of the above symptoms, it is recommended that you seek medical attention in a timely manner.