The way a man wears his trousers can reveal his age believe it or now. You no longer necessarily have to keep an eye on his hairline to get the truth out of him! There is a new way to tell how old he is: simply take a look at his belt line! Throughout his life his trouser waist band will change shape and size. Using the above diagram should give you an indication of just how old, or young, he may and if he is telling the truth!