Asked for male, 34 years old from Hyderabad
It can be because of gas, acidity etc
Do this— 1. Don't take tea empty stomach. Eat something like a banana (if you are not diabetic). No only biscuits or rusk will not do. 2. Take your breakfast every day. Don't skip it.
3. Have light meals every 2 hours (in addition to your breakfast, lunch n dinner) e.g. Nariyal paani, chaach, a handful of dry fruits, a handful of peanuts, seasonal fruit, a cup of curd/milk etc
4. Finish your dinner at least 2 hours before going to sleep.
5. Maintain active life style
6. Avoid fast foods, spicy n fried foods
7.Take a lot of green vegetables n fruit.
8. Drink lot of water.
9.Curd is good for u.
Exercise in the form of yoga, cycling, Swimming, gymming, walking etc.
For more details you can consult me.