So if the site calls for Helvetica, and Helvetica is not available it will default to your specified san serif. So, you might not see the changes unless your visiting a site that is using a specific font that you do not have installed, in which your browser will default to the font you specify.o if the site calls for Helvetica, and Helvetica is not available it will default to your specified san serif. So, you might not see the changes unless your visiting a site that is using a specific font that you do not have installed, in which your browser will default to the font you specify.
Men who have diabetes are two to three times more likely to have erectile dysfunction than men who do not have diabetes. Among men with erectile dysfunction, those with diabetes may experience the problem as much as 10 to 15 years earlier than men without diabetes.en who have diabetes are two to three times more likely to have erectile dysfunction than men who do not have diabetes. Among men with erectile dysfunction, those with diabetes may experience the problem as much as 10 to 15 years earlier than men without diabetes.
One reason, of course, is that smoking is a known cause of impotence. And there's some evidence that smoking affects erection size. In one study, researchers found that smokers' penises are significantly smaller than nonsmokers'.