What causes the tongue to burn?

1. Bad eating

habits, such as eating

spicy and greasy food, may lead to strong stomach fire, hot air up to the tip of the tongue, causing redness and swelling of the tongue.

2. Emotional tension, such as

anxiety, irritability, tension and other negative emotions, may lead to liver qi stasis, resulting in internal fire, internal fire up to the tip of the tongue, leading to tongue on fire.

3. If the environment

is in a hot and stuffy environment for a long time, the human body has not received standardized treatment after being invaded by external heat evil. Heat evil may stay in the body for a long time, and eventually extend to the tip of the tongue, causing tongue on fire.