What causes numbness in the right hand?

The causes of numbness in the right hand may vary, mainly including the following: 1. Non-pathological factors: such as maintaining the same posture for a long time, overuse or pressure on the right hand, leading to poor local blood circulation or nerve compression, thereby causing hand numbness. This condition usually resolves spontaneously after rest. 2. Pathological factors: such as cervical spondylosis, carpal tunnel syndrome, osteoarthritis, diabetes, cerebral infarction, and other conditions. These diseases may compress or damage nerves, resulting in numbness in the right hand. A definitive diagnosis requires medical examination and physician evaluation. If numbness in the right hand occurs, prompt medical attention is recommended to identify the cause and receive appropriate treatment. Additionally, maintaining healthy lifestyle habits, avoiding prolonged static postures, and preventing excessive fatigue are important to help prevent hand numbness.