According to your query and sign and symptom you want to know about the disease and cause and it's best Treatment as you have mentioned as above sleeping problem. Please take consultation for better evaluation and best Treatment as it need complete history of patient as personal and family history. Please follow any medicine or advise after consultation only from a good doctor. Please follow good life style as • take plenty of fluid and • take less spicy and fatty foods and • take home made food only and do exercise regularly with yoga and medicine after 3 day and please keep positive  attitude to fight any disease and any problem of your life.

Sleeping habits should always be good U need to change them to become fresh in the morning and start ur dau to day activities

Changing your sleeping time would be better for you.One should start his daily routine in the morning, not as late as you have mentioned.

Sleeping at the right time is highly important to balance our hormones, physical and mental stability. Make a sleep chart. Variety of apps are available to develop a better sleep schedule. Now you might feel alright but in the long run it will lead to a lot of problems. You should definitely sleep at the right time.

7-8 hours of sleep is normal and enough

Early have to go to bed

Can help you, kindly consult and provide detailed history for proper diagnosis and further management

Need few more details Kindly consult