I would say, if a old man like can do this much, at least you can do 10 percent of it. Its not necessary to have packed abdominal but you should not vernacular at yourself in mirror. I am always referring to some literatue or on my site, this is all tired and found very very useful. Believe me before starting any venture, you should be well acquainted with its pros and cons , if you are above forty, this is real Fruitful read for you. Fit Over 40!