Hello Friend, Good that you are seeking a help here. Sleeplessness is a symptoms of anxiety in your mind. You may be over thinking about one particular issues or about future. Even stressfull lifestyle or relationship issues or careers issues can trigger such thoughts. This in turn causes fear, Insecurity, lack of interest in life, negativity in every actions and many more. Be positive. You can address this by following few mindset excersise and therapies to manage or control your negative thoughts. This will help to get back to your normal sleep. Feel free to reach out to me online to for further detailed evaluation of your symptoms to isolate the root cause behind your anxiety and recommend suitable solution. Be positive. You will be alright soon.

No it could be depression and it's completely treatable Consult with me or any psychologist for therapy and counseling session Connect with me through practo We are here to help you All the best

Consult a psychologist.

Don't jump to the conclusion and don't relate insomina with death have courage and arrange few sessions of counselling for yourself. Counselling will heal your problem up to greater extent and you will be able to trace the root cause of it and this situation will equip  you to to handle the anxieties in better way.