What disease can cause pallor

There are many factors that can cause pallor, such as too thick makeup, too thick makeup, such as fright, nervous fear, of course, there are many pathological factors that can also cause pallor, such as malnutrition, blood diseases, fatigue, poisoning, etc. If anemia, it will also be accompanied by limb weakness, headache, dreaminess, memory loss, and lack of concentration. If it is fatigue, it will also be accompanied by cold limbs, sweating, tinnitus, shortness of breath, and flustered symptoms. General clinical blood diseases will show a pale stage of the course.