Hand shaking when taking small things may be related to overwork, or it may be caused by hyperthyroidism, idiopathic tremor, and other reasons. 1. Overwork: If you are engaged in lifting heavy objects for a long time, the muscles of the upper limbs are subjected to excessive tension for a long time, which can easily cause muscle strain in the upper limbs, and this may lead to hand shaking, especially when you take small objects with shaking hands. 2. Hyperthyroidism: the patient’s body secretes too much thyroid hormone, leading to an increase in the body’s basal metabolic rate, which may cause hand tremors when taking small things, and may also be accompanied by hyper appetite, temper tantrums, and thinning of the body and other manifestations. 3. idiopathic tremor: this disease belongs to the movement disorder disease, can lead to a part of the patient’s body to appear unable to control the symptoms of shaking to the most common hand tremor, especially in the fine movements when the hand tremor symptoms are more pronounced, thus showing the hand tremor of the small things. Hand tremor may also be caused by other reasons. If accompanied by other discomfort, you should consult a doctor as soon as possible to confirm the cause of the disease and have it treated under the guidance of a professional doctor.