Choking on food and water after surgery for thyroglossal cysts may be due to over-eating, failure to recover from surgery or injury to the swallowing muscles. 1. Eating too quickly: patients drink too much water at one time, or do not pay attention during meals, talk during meals, eat too quickly and so on, which may cause patients to choke and cough. 2. Surgery without recovery: thyroglossal cyst surgery in the removal of cysts at the same time, may be cut off from the hyoid bone treatment, which leads to swallowing muscles and hyoid bone function is affected, resulting in patients choking on food and water, this situation will usually be significantly improved with the passage of time. 3. Swallowing muscles: If the operation is not done properly, the muscles responsible for swallowing may be damaged, resulting in impaired swallowing function and choking on food and water. Thyroglossal cyst after surgery, choking on water and food may also be other reasons, should be timely medical examination and treatment.