Healthy fats are great for your body but many of us are still unaware how good they actually are and what they can do in terms of preventing diseases. For instance, eating pistachio nuts are linked with preventing diabetes new research states and in a 8 month study, those that ate the nuts saw a drastic difference. Those that were borderline diabetic weren't after the 8 months. healthy fats like nuts help slow the rate at which food is digested and then released into the blood stream. Be sure to eat a few handfuls of unsalted nut mixture on a daily basis.
Reference - http://www.dailymail.co.uk/health/article-2643461/How-pistachios-nuts-help-avoid-diabetes-Healthy-fats-beneficial-brink-condition.html