Mood swings are a part of everyone’s personality but if it becomes excessive, it can cause a lot of trouble in a person’s personal life and affect different relationships; same goes for one’s romantic relationship.
If it continues, she might lose her patience with you and choose someone who would give her more smiles than frowns.
Whining and complaining is understandable the first few times, not all the time and so having frequent mood swings should be treated by an expert immediately.
