This is common if you have been eating food from different sources. This is the most common cause based on amount of information present.
Next Steps
1. reset your gut microflora, it has been disturbed
2. Stool test - most relevant test for diagnosing your disease
Health Tips
1. Maintain hydration.
2. Don't be hesitant to visit your nearby hospital, if your washroom visit causes loose stool and it occurs more than 4 times/day.