Poor daytime energy: First of all, it can be caused by poor sleep quality and short sleep time at night. For this condition, the patient can also be accompanied by memory loss, emotional anxiety and depression. Poor daytime energy caused by this condition, patients are advised to improve the quality of sleep. Secondly, poor daytime energy can also be seen clinically in some patients with sleep apnea syndrome, due to the lack of oxygen for a long time during sleep at night, resulting in a lack of oxygen in the patient’s brain cells, which can be manifested as a lack of energy during the day, which can also be accompanied by memory loss. In this case, it is recommended that the patient lose weight and, if necessary, wear a ventilator at night or undergo surgery. Finally, daytime depression can also be seen clinically in patients with anxiety disorders or depression, where the patient has no energy during the day due to mood disorders. In this case, oral medications such as escitalopram oxalate or Benadryl can be taken.