Follow CBSPHILLY Facebook  | Twitter

PHILADELPHIA (CBS) — A new study shows that oftentimes people undervalue the power of expressing gratitude.

READ MORE: 4 Shot Inside Park City Center Mall, Lancaster Police Say

The study by researchers at the University of Chicago suggested that people misunderstand the importance of sending and receiving a “thank you” note.

Study: Caffeine Isn’t Effective Weight Loss Aid

In five separate experiments, professors Nicholas Epley and Amit Kumar observed how participants measured expectations of awkwardness, surprise and happiness a letter would make the recipient feel. Then, they would compare these expectations with the recipients’ actual feelings.

READ MORE: 'Everyone Was In Pure Panic': Good Samaritans Rush To Shooting Victims' Aid At Park City Center Mall

The study found that those who wrote the letters significantly underestimated how surprised recipients were about the reason for the expression of gratitude.

Those who wrote “thank you” notes overestimated how awkward recipients feel and underestimated how happy they would be.

Study: Tanning Bed Addictions More Likely When Used At Gym

Researchers also found that predicted awkwardness and mood were directly connected to the participants’ willingness to express gratitude.

MORE NEWS: Man In Critical Condition After Fairhill Shooting, Police Say

Altogether, the study showed that expressing gratitude can immensely help maximize in one’s own well-being and the well-being over others.