A few weeks ago I fell down. And it hurt! Never mind that I was running at the time and tripped over an obstacle in the road. I repeated to myself what I often say to my older friends – “don’t be falling down because that is never a good thing.” Now I read in a Star-Telegram story by Jan Jarvis that the University of Texas at Arlington is studying the problem of falls in older adults – They gathered “about 40 people to participate in the study, aimed at identifying physical factors that contribute to falls and developing rehabilitative interventions to prevent them. The participants, ages 70 to 90, worked out three…