Hello,
These symptoms are suggestive of panic attacks. Panic attacks are commonly associated with depression. Seeing your deteriorating condition your parents will understand the need for treatment. Try visiting a psychiatrist with them so that they can be educated about illness and need for treatment.
Next Steps
Contact nearby neuropsychiatric clinic or you can consult me.
Health Tips
Make sure you are not alone try to be with someone close to you, share your thoughts, sleep for adequate time, have healthy meals on time, involve in activities you used to enjoy earlier.