The primary reason that men start to have trouble getting erections as they get older is that the arteries harden and get clogged and the blood doesn't flow as freely as it used to. The way that stone force male enhancement works is by utilizing the things that cause men to have trouble during sex. male extra does not seem to be endorsed by any doctors so far. These treatments for erectile dysfunction are not going to be very effective if you have nerve damage. This is only natural and it actually happens faster in men then in women.