After the long-awaited weekend, the idea that Monday is back to work is simply unbearable. It is the contrast "rest-work" is so terrible. But you can alleviate stress and greet Monday differently.
Houses
Have a good night's sleep! Sleep is very important for restoring the body. Better go to bed early, at least 7 hours before waking up.
Do not drink on Sunday evening! After all, you had 2 evenings before that. If friends will persuade, at least for the company, drink a maximum glass of wine or beer.
Take a contrast shower in the morning. He will wake you up and give you energy.
Food
Follow the diet. Do not skip lunch. Snack during the day with apple, cheese, ginger, nuts, drink more water.