Asked for female, 53 years old from Bangalore
Its because of infection due to consumption of infected food and chronic infection of stomach like amoebisis
first you need to clear infection
1.take home cooked, fresh light food. 2. Drink boiled water. 3. Take ors. Take care of dehydration. 4. Avoid fast foods, spicy and fried foods
5. Curd is good for you.
Homeopathy is a very effective for this problem. For details consult online.