If you have been concerned for a while now about having Bipolar you might be.. or could be something else .. mental illness is funny like that.
Have you had a recent physical with blood work done? Its always best to rule out any medical problems , thyroid and hormones can come into play during "episodes "
If your daily functions, care for your children and running a house hold is becoming a difficult thing to manage its best to reach out and get some help.
Welcome to PC you will find lots of support here