I often feel cold in the morning. I'm usually grumpy in the morning. From reading the questions, it's obvious where they're leading. Bartender One of the most important things I've learned about supervising shiftworkers is that many people are simply not suited to their schedules. I used to think that day shifts were the universal shift that everyone could cope with, but I was wrong.
Some people are much more suited to working nights.
I also learned that modifying a behavior pattern in opposition to your natural tendencies is often a losing proposition. The key is to discover yourself true shiftwork profile, and find conditions that most closely match your needs. Remember to check out both the Keirsey and Ronin websites listed in my links. Used under License.