In my scientific career, I had never been inclined toward touchy-feely expressions of gratitude, but a recent invitation to participate in a Thirty Days Of Gratitude challenge through daily journaling changed my perspective, prompting me to explore the scientific evidence supporting its positive impact on well-being.
I have never been a very touchy-feely person. I was trained as a biologist and chemist, then went to medical school where more science on top of science was aimed