Accidentally swallowed ice generally do not need to worry about, appropriate drinking warm boiled water can be. The melting temperature of ice cubes is 0℃, while the temperature of the human body is 35-37℃. Because the human body temperature is much higher than the melting temperature of the ice, accidentally swallowed ice, ice is also can melt in the stomach by itself, and will not bring a great impact on the human body. However, it should be noted that when swallowing ice cubes by the throat, the ice cubes are in a perpendicular position to the throat, and large ice cubes can only be swallowed if the head is tilted back. The edge of the ice is relatively sharp, easy to cause damage to the esophagus when swallowing, as well as the gastric mucosa by cold stimulation, such as nausea, acid reflux, abdominal pain and other uncomfortable symptoms. If you accidentally swallowed the ice appeared sore throat, nausea and other symptoms, or symptoms continue and do not see any improvement, you should promptly go to the hospital for treatment.