You can make this a better day on a count of three. Start by taking three deep breaths every time you sit down at your desk or step to your work spot. Deep breathing calms the nervous system and is the first step to learning meditation that can help you reduce stress. Source Link 

If you use baking powder or baking soda be sure that it's at full strength. The shelf life for an open container is about six months and you can test it. Put one teaspoon of baking powder in ⅓ cup of warm tap water or mix baking soda with two teaspoons of vinegar and both should bubble. Source Link 

Tough choices about major decisions might be easier to live with if you simply flip a coin. A study found that people who go through with their coin flip choices were living happier lives six months later. If you don’t want to flip a coin try choosing the action that represents a change rather than continuing the status quo. Source Link