questions you like me to ask our experts be sure to write me an e-mail. on an upcoming show we'll be looking at top enough everyone wants to be happy but how can we make it happen is there happiness formula sending your questions to you in good shape but. don't forget to write happiness in the subject line. we look forward to hearing from you. know that stronger. attention from the brain to the body doctors have long known that exercise is a key to good health and evidence of its importance just keeps piling up. exercise can be fun but just how healthy is it if you're not in such good shape or don't know about much to find out experts at the german sport university in cologne are training these test subjects and monitoring their responses. for decades sports