Make Your Bed
“When I was researching my book on happiness, this was the number one most impactful change that people brought up over and over,” says author Gretchen Rubin. Turns out, people are happier when everyday tasks in their lives are completed. And if hospital corners don’t do it for you, test out other small ways to make your life more efficient and pleasant. Shoot for concrete changes: hanging a key hook in your entryway, finally moving your banking online. Or they can be behavioral: say, cracking the code to curing your persistent tardiness.