A person's true character is often revealed in unfiltered behaviors — far beyond a slick, pretty appearance oozing with charm ...

Enjoy your day, sweetheart. Good morning to the person who never fails to make me smile. Rise and shine, my love. I hope you slept well and are ready to tackle the day. Good morning, honey!

Margaret Wise Brown, “Goodnight Moon” “I love that you are the last person I want ... Bless You and Good Night” “Then he lay down close by and whispered with a smile, ‘I love you ...

So the findings are noteworthy as smiling can help a lot in recovery, that despite the pain, the person ... smile can help manifest positive emotions- it's all about tricking brain to feel good.