Is it bad to have stomach pains once every day?

This is hard to answer. We need more information.

If its like period pains an its al the way throught the month, then id see your doctor.

If its in the tummy, then it could be something your eating

If its in the tummy an your tummy goes hard then it could be trapped wind. You need to look at you diet an see if you can work out what is doing it.

If i eat alot of fruit i get alot of wind.
If i eat alot of lettus i get alot of pain in my tum.