Drowsiness and weakness in early pregnancy are common pregnancy reactions. After pregnancy, the pregnant woman’s essence and blood are gathered to nourish the fetus, resulting in a lack of qi and blood, coupled with poor appetite and less diet, the symptoms of drowsiness and weakness are likely to occur. It is recommended that pregnant women eat fewer and more meals, and eat light, easily digestible food to maintain blood sugar levels and reduce the symptoms of drowsiness and fatigue. In addition, it is also necessary to pay attention to relaxation, listen to light music or increase outdoor exercise, more sunshine and fresh air can also reduce the symptoms. If the symptoms are severe, it is recommended to take blood test for thyroid function at the hospital. If pregnancy is combined with hypothyroidism, medication should be applied as prescribed by the doctor.