If anxiety has been there for a long time now, it is likely that she has developed a trait for it. Hence timeline of her symptoms will play an important role in determining better diagnosis to her condition.
Emotional breakdowns could be due to several reasons, therefore one needs to consider personal history of the patient, her coping mechanisms, her behavior with family / friends / if any relationships / academic or career difficulties etc.
Next Steps
Please get a consult with a psychologist to help her learn to deal with her anxiety & emotions in a healthier way.
Health Tips
Few tips that can help her manage her anxiety until then can be
1. Staying hydrated
2. Keeping a thought diary
3. Practice Mindfulness
4. Practice Grounding Techniques
5. Indulge into some regular excercise
For better and long-term results you can consult me via practo.
www.reflectwithin.in