The phenomenon of yawning and dry heaving may be due to insufficient oxygen supply to the brain, or it may be due to neurological disorders or laryngitis and other factors.
1. Insufficient oxygen supply to the brain: people who have their heads bowed for a long time may suffer from insufficient oxygen supply to the brain due to poor blood circulation, resulting in the phenomenon of yawning and dry heaving, such as computer programmers.
2. Neurological dysfunction: If there is a neurological dysfunction in the body, it may lead to sympathetic excitation due to yawning, thus showing the phenomenon of yawning easy nausea and dry heaving.
3. Laryngitis: due to the inflammatory factor long-term stimulation of the laryngeal mucosa and lead to congestion and edema, yawning can be due to the airflow will stimulate the lesion and cause dry nausea and want to vomit phenomenon.
If the above symptoms occur, it is recommended to identify the cause of the disease and actively cooperate with the doctor for treatment.