Low basal metabolism can be caused by physiological factors or diseases such as hypothyroidism. Physiological factors can be adjusted through lifestyle interventions, while disease factors require targeted treatment under the guidance of a doctor. 1. Physiological factors: Long-term sedentary lifestyle, lack of exercise, excessive mental stress and other poor lifestyle may cause basal metabolism to decrease. In such cases, we should maintain a healthy lifestyle, avoid sedentary, appropriate physical exercise, such as jogging, swimming, jumping rope, etc., and ensure sufficient sleep time. 2. Disease factors: The most common disease that causes a decrease in basal metabolism is hypothyroidism, which can be diagnosed through thyroid function tests. Patients diagnosed with hypothyroidism should take levothyroxine sodium tablets as prescribed by the doctor to maintain thyroid hormones within the normal range, which can alleviate the situation of low basal metabolism. Low basal metabolism can be alleviated by maintaining thyroid hormones within the normal range.