They have a solution for this, sleeping pills. I worked for decades, a sleep study revealed an efficiency of 23%, due to severe pain issues, talk about being tired. Yours is not a reason to collect UI. The problem is you appear to not be scheduling your sleep time/schedule properly. If you have regular hours like 6 to 6, you should be able to do this easily. I worked on a seniority/on call basis and worked about 70 hours a week.