Hemoglobin 195g/L can be highly suspected to be related to diseases such as erythrocytosis, which is relatively serious at this point, but physiological factors cannot be ruled out. The normal value of hemoglobin in adult women is 110-150g/L, and the normal value of hemoglobin in adult men is 120-160g/L. Therefore, when the hemoglobin is 195g/L, it suggests that the hemoglobin is obviously elevated. At this time can be highly suspected to be caused by erythrocytosis, is more serious, can cause the blood viscosity of the rise, cause the patient to appear headache, dizziness, numbness of the limbs and other symptoms, serious cases can cause stroke. Physiological hemoglobin increase cannot be ruled out, such as long-term smoking, highland living history may also cause hemoglobin increase, therefore, it is recommended to consult the doctor in time to identify the cause of hemoglobin increase and then actively treat it, so as not to delay the condition.