What is don t forget to smile?

"Don't forget to smile" is a common expression used to encourage people to show a positive attitude and to approach situations with a happy disposition. Smiling has been associated with a multitude of benefits such as reducing stress, boosting the immune system, and improving mood. Smiling also helps create social connections and often communicates friendliness and approachability. It is a simple way to spread positivity and improve one's own overall well-being.