These are very minor changes, we can say it's new normal in majority of cases in today's chemical life.
Next Steps
For improvement, you can take Homeopathic Medicines like Chelidonium Q 10 drops twice daily in some water before food and Carrduus M Q 20 drops twice daily in some water before food for 7 days.
Health Tips
Avoid pungent spicy food, maintain regular exercise.