Singing is one of the best ways of keeping your voice sounding young and fresh when you get older, according to the German medical journal NAJ.Quoting throat, nose and ear physicians, the magazine says that the human voice inevitably starts breaking during old age and sounds rough and weak. Continuous speech training and singing can help reduce this effect, it says.” I train my voice daily, first the deep tones and then move up to higher tones as far as tenor,” the 103-year-old Dutch actor and singer Johannes Heesters was quoted as saying.