Hi
Your check is coming in between your upper and lower teeth,due to constant friction you have a check bite.
Get physically examined
If there are sharp edges of the tooth get it rounded off.
If it's a wisdom tooth which is causing it,get it extracted.
Suddenly increas of weight
Next Steps
kindly visit the nearby dental surgeon for a physical examination and evaluation
Health Tips
Identifying the triggering factory will help in overcoming the problem
Hope your question is answered