Secondary school students have a hand tremor, the possible causes of hyperthyroidism, anxiety disorders, extrapyramidal disorders and so on, as follows: First, hyperthyroidism: the most common is hyperthyroidism, hyperthyroidism is due to the body of the sympathetic nerves are too excited, which can lead to the phenomenon of hand tremor, it is recommended that the endocrine department of the hospital to check the function of the thyroid gland, if it is clear that there is a hyperthyroidism, can be relieved by taking the hyperthyroidism If it is clear that you have hyperthyroidism, you can take hyperthyroidism medication to alleviate it. Second, anxiety disorder: to find out whether there are mental psychological factors, especially anxiety patients, many secondary school students have anxiety disorder, in the emotional tension, anxiety, can also appear the phenomenon of hand tremor. Can be relieved by taking cardiac glycosides, and anti-anxiety drugs, such as lorazepam and other drugs. Third, organic diseases: especially the vertebral extrasystemic diseases in the brain, can appear the phenomenon of hand shaking. Fourth, idiopathic tremor In short, secondary school students appear to be shaking, must go to the neurology department of the hospital in order to clarify the diagnosis.