Hi. I can understand what you must be going through due to decreased sleep. Sleep disturbances can happen to to multiple reasons ranging from minor stress, depression, change in work place or even certain medical conditions. You should consider getting a Psychiatric consultation to undergo complete evaluation of the reasons of your sleep disturbances.
Next Steps
Seek a Psychiatric consultation.
Health Tips
Avoid day time naps. Avoid tea, coffee or alcohol. Exercise daily in the morning.