You are most likely to be suffering from worms infestation.
Take. Tablet Albendazole 400 mg of a reputed pharna company before bedtime for three consecutive days.
Next Steps
If there are similar symptoms in other family members also, they should be treated at the same time.
If your symptoms do not subside after the treatment, get a "routine stools examination" done.
Health Tips
Always remember to wash your hands thoroughly, while you handle food articles, and before all meals. The same habit should be inculcated in all your family members, especially children.