Hello, first of all the gud thing is you don't have any medical history or nor taking any drugs... the reason behind not having sound sleep is subconcious mind.... its very common in over thinkers and now days very common in proffesions due to sedentry lifestyle... considering ur age group u r on the middle of variations where at 40's we can say there are many changes in the thought process as well as physical body changes....
Next Steps
all u need is to first modify ur life style.. ur eating, sleeping, postural habits. sharing u some key points
Think positive
Radiate positive energy
stop overthinking
Do walk, exercises and take healthy meals that will help u to make ur body and mind light
Health Tips
-Do early morning meditation
- walk and exercise regularly
-avoid hurry worry and curry
-learn laughing even at smaller jokes tht will make ur brain release gud chemicals.
in addition telling u one additional remedy which really worked on my patients... avoid sitting with negative energy people as it will deplete ur aura and do meditations it will enhance ur power.
Take care
Best wishes.