Ten-year-old boys always say tired may be related to factors such as excessive psychological pressure, malnutrition, calcium deficiency and hypoxic diseases. 1. Excessive psychological pressure: If parents usually put more pressure on the boy, it may lead to physical and psychological fatigue. 2. Malnutrition: If a boy has been on a partial diet or is malnourished for a long time, he may also be tired and fatigued, and may even suffer from anemia. 3. Calcium deficiency: Boys who are deficient in calcium, which is an indispensable factor in bone development, will also experience tiredness. 4. hypoxic disease: boys body in the lack of oxygen supply, such as chronic cardiac insufficiency or lung disease, will hinder the oxygenation of hemoglobin, resulting in fatigue. Ten-year-old boy always say tired may have other reasons, it is recommended to go to the hospital in time to carry out relevant examinations, clear cause of the disease after active symptomatic treatment.