Hi there,
A detailed medical and psychiatric history is always needed in every case.Also there is need to do mental status examination in every case to make a diagnosis and its management accordingly.
As per your information , you are feeling “ depressed “ for 2 reasons:
Not having Good food and
Thinking about the future.
It’s happens many time when the boys and girls join hostels , not only they feel lonely but also miss their home made food.You can talk with the mess manager regarding your first problem.
Next Steps
Thinking about future is okay but overthinking is not.
Try to make friends.
Go for aerobic exercises.
Have a sound sleep.
Go for Yoga.
Talk and discuss your problems with your friends and family members.
Health Tips
If your problems still not solved, take the help of a mental health professional.