Men sleeping night sweats (abnormal sweating after falling asleep, waking up after sweating stops) is a deficiency of yin and fire (deficiency of yin and essence in the body, the emergence of hyperactive fire) or qi and blood deficiency causes. 1. Yin deficiency and fire: Yin deficiency and fire refers to the deficiency of yin substances (fluid, blood, etc.) in the human body, yin can not constrain the yang qi, and heat will be generated within the body. Manifestations of dry mouth, thirst, cheekbones flushing (cheekbones on both sides of the face red color), five heart heat (two hearts and two feet heart heat, and consciously heart and chest heat), dreaming and less sleep, red tongue with little moss, pulse (pulse becomes narrow and thin and the rate of accelerated), and so on. 2. Deficiency of qi and blood: There are several reasons for deficiency of qi and blood, which may be due to the malfunction of the spleen and stomach, loss of the spleen’s health and transportation, and the lack of a source of qi and blood production and utilization, manifesting as pale face, low qi and lazy speech (lack of strength, not wanting to talk), pale tongue, white moss, and weak and feeble pulse, etc. Due to the insufficiency of qi and blood and qi’s lack of sweat intake, night sweating occurs (abnormal sweating after going to sleep, and sweating stops after waking up). If you feel unwell, please consult a doctor in time, who will give you the best treatment plan through the four diagnostic methods, and you should not diagnose on your own to avoid delaying or aggravating your condition.