My uncle is 72. His wife (38) has just given birth to their first son. Think it must depend on the individual.
one is healthy there never is a trouble
It isn't just about age although that does play a part. As men get older their ability to get an erection decreases. For some men it is just a temporary problem that happens every now and then, while for others it's a permanent problem that won't cure itself. Alot of factors go into why men get Erectile Dysfunction. For more information visit our Erectile Dysfunction blog @ http://blogs.exact-pharma.com - there are plenty of articles there about Erectile Dysfunction and medications that will help.
Age is one reason and diabetes is another,I don't thin any heterosexual guy ever loose the drive itself.