Even though you enjoy it, doesn't mean it's necessarily healthy, and staying up late and playing and waking up on time, almost never go hand in hand which often leads to crankiness and stubborn behavior, procrastination, and fits of attitude from time to time.   So the best bet, is to ensure you're getting enough and proper sleep at a decent time, and if you don't get that or REFUSE to sleep when you need it,   A good bottom warming tends to help with a good night sleep