Richard Simmons scared a few people Monday with a thread on X that started out, “I have some news to tell you. Please don’t be sad. I am ….dying.” The post went on to explain that “we are all dying,” in that “every day we live we are getting closer to our death,” and the rest of the thread offered advice on how to live life to the fullest, from nutrition and exercise tips to reminders of how important it is to express our love to people. Finally, Simmons gave a song recommendation (Tim McGraw’s “Live Like You Were Dying”) and reminded everyone to pray. Many were concerned the 75-year-old fitne…