If we are feeling depressed or upset about something, it can have a huge impact on how we see the world. It literally changes our whole perception, right down to the shades of colors we see, according to a new study. Researchers found that individuals who felt sadness were “less accurate in identifying colors on the blue-yellow axis.” They also found that sadness was solely responsible for the change in color perception. So, when things are looking gloomy, reach for your rose-colored glasses (and hit the gym with one of your happy-go-lucky friends!). You’ll be seeing the world in more vibrant shades in no time!

READ MORE: 12 Ways To Be Happier