Hello
It culd b becaz of
diabetes or sm kind of medications or dentures....causing dryness of mouth leading to infection
Which causes inflammation of tongue ...mouth...lips n palate too causing overall discomfort
Pls visit near by dentist
Next Steps
drink plenty of water or fluids
suck on ice cubes
drink glass of milk
chew on slice of bread
Health Tips
avoid acidic fluids or food like tomatos
soft drinks,orange juice