Hello Friend, Good that you are seeking a help here. All the mentioned symptoms are sign of anxiety a emotional disturbance. She must be overthinking about career or exam or relationship related issues. This thoughts preoccupies her mind with fear, insecurity and negativity. Same will get express in her behavior as stress, lack of interest, concentration issues and many.. She need a counseling guidance from a psychologists to first figure out the reason for her anxiety. Based on the symptoms a suitable solutions like self therapies, change in lifestyle, excersise etc can be suggested. Consult a psychologists directly or online. Feel free to reach out to me online through Practo for further detailed evaluation and suitable recommendation. Be positive. She will be alright soon.

Yes guess it's anxiety or obsessive thoughts It's curable Consult with me or any psychologist for therapy and counseling All the best

Yes, it would be better to consult a psychologist.